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Samenvatting Economie VUB SV 2025_18/20behaald

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Stuur voor een betere prijs ;) Uitgebreide samenvatting van de slides, hoorcolleges en boek van Economie 1 gegeven aan de VUB aan de Sociale wetenschappen en rechten. Met deze samenvatting heb ik een 18/20 gehaald.

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INHOUDSOPGAVE

H1: Basisprincipes van de economie................................................................................................................. 9

Wat valt er onder economics? ............................................................................................................................ 9

Economische modellen ....................................................................................................................................... 9
De economische kringloop .......................................................................................................................... 10

De basisprincipes van de economie .................................................................................................................. 11

H2: Denken als een economist ....................................................................................................................... 14

Economie als wetenschap ................................................................................................................................ 14
De 2 functies van de economist .................................................................................................................. 14
Positieve vs Normatieve analyse ................................................................................................................. 14
Waarom economisten het niet eens zijn ..................................................................................................... 15

Micro- en macroeconomie................................................................................................................................ 15

H3: Vraag en aanbod ...................................................................................................................................... 15

Soorten Markten .............................................................................................................................................. 16
Georganiseerde markten ............................................................................................................................. 16
Concurrerende markt .................................................................................................................................. 16
Perfecte concurrentie .................................................................................................................................. 16
Monopolie ................................................................................................................................................... 16
Oligopolie..................................................................................................................................................... 16
Monopolistiche concurrentie ...................................................................................................................... 17

De vraag ........................................................................................................................................................... 17
Determinanten van de vraag ....................................................................................................................... 17

Ceteris paribus .................................................................................................................................................. 18

Functioneel verband tussen vraag en deze factoren ........................................................................................ 18

Aanbod ............................................................................................................................................................. 20
Determinanten van het aanbod .................................................................................................................. 20

verband tussen aanbod van een goed en beïnvloedende factoren .................................................................. 21
Veranderingen in de aangeboden hoeveelheid versus verandering van het aanbod ................................ 21

Het samenkomen van vraag en aanbod ........................................................................................................... 21

Drie Stappen om een wijziging in het marktevenwicht te analyseren .............................................................. 23

H4: Elasticiteit ................................................................................................................................................ 23

Prijselasticiteit van de vraag ............................................................................................................................ 23
Determinanten van de prijselasticiteit van de vraag ................................................................................... 23
De vraag naar een goed is meer elastisch als: ............................................................................................. 23
De vraag naar een goed is meer inelastisch als: .......................................................................................... 23

Berekening van de prijselasticiteit .................................................................................................................... 24

Soorten elasticiteit............................................................................................................................................ 24

Elasticiteit en totale opbrengsten..................................................................................................................... 25


1

, Inkomenselasticiteit van de vraag .................................................................................................................... 26

Kruisprijselasticiteit van de Vraag .................................................................................................................... 26

Prijselasticiteit van het aanbod ........................................................................................................................ 27

H5: Overheidstussenkomsten en de marktwerking ........................................................................................ 28

Prijsreguleringen .............................................................................................................................................. 28

Belastingen ....................................................................................................................................................... 29
Gevolgen van een belasting op de koper .................................................................................................... 29
Gevolgen van een belasting op de verkoper ............................................................................................... 29

Subsidies ........................................................................................................................................................... 30
Gevolgen van een subsidie aan de koper .................................................................................................... 30
Gevolgen van een subsidie aan de verkoper ............................................................................................... 30

Elasticiteit en belastingsheffing ........................................................................................................................ 31

Elasticiteit en subsidies ..................................................................................................................................... 31

H6: Consumenten- en producentensurplus .................................................................................................... 31

Consumentensurplus ........................................................................................................................................ 31

Producentensurplus .......................................................................................................................................... 32

Marktefficiëntie ................................................................................................................................................ 32

H7 Externaliteiten .......................................................................................................................................... 33

Marktfalen: externaliteit .................................................................................................................................. 33

De Markt voor Aluminium en Welvaartseconomie .......................................................................................... 33

Externaliteiten bij productie ............................................................................................................................. 34

Externaliteiten bij consumptie .......................................................................................................................... 34

OverheidsOplossingen voor Externaliteiten ..................................................................................................... 35

Private oplossingen voor externaliteiten .......................................................................................................... 35

Publieke oplossingen voor externaliteiten ........................................................................................................ 36

H8 Publieke goederen en gemeenschappelijke hulpbronnen ......................................................................... 37

De verschillende soorten goederen .................................................................................................................. 37

Gratis Goederen ............................................................................................................................................... 38
Publieke goederen ....................................................................................................................................... 39
Gemeenschappelijke hulpbronnen ............................................................................................................. 39

Eigendomsrechten ............................................................................................................................................ 40

H9: Het belastingsysteem ............................................................................................................................... 40

Inkomsten vd overheid ..................................................................................................................................... 40

Belastingen en efficiëntie ................................................................................................................................. 40

De effecten van een belasting .......................................................................................................................... 41



2

, De invloed van belastingen op de economische welvaart ................................................................................ 41

Hoe subsidies de markt beïnvloeden ................................................................................................................ 43

De administratieve rompslomp ........................................................................................................................ 44

Belastingsvoeten .............................................................................................................................................. 45

Een billijk belastingstelsel ................................................................................................................................. 45

H10: De productiekosten................................................................................................................................ 46

De kosten en opbrengsten ve onderneming ..................................................................................................... 47

Productiefactoren en tijdsperspectief .............................................................................................................. 47

Productiekosten ................................................................................................................................................ 48

Vaste en variabele kosten ................................................................................................................................ 49

De vorm van de kostencurven .......................................................................................................................... 50

De Lange termijn kosten ................................................................................................................................... 51

Schaaleffecten .................................................................................................................................................. 52

H11: Volmaakte concurrentie......................................................................................................................... 53

Definitie ............................................................................................................................................................ 53

De basiskarakteristieken .................................................................................................................................. 53

Opbrengsten in volmaakte concurrentie .......................................................................................................... 54

Winstmaximalisatie .......................................................................................................................................... 55

Verliezen op korte en lange termijn ................................................................................................................. 56

Winst of verlies op de figuur ............................................................................................................................. 58

Marktaanbod.................................................................................................................................................... 59
Korte termijn: marktaanbod met een vast aantal ondernemingen ............................................................ 59
Lange termijn: marktaanbod met entry en exit .......................................................................................... 60

Waarom zaken doen als er geen winst is? ....................................................................................................... 61

Invloed van vraagverschuiving op korte en lange termijn ................................................................................ 61

Volmaakte concurrentie incompatibel met schaalvoordelen ........................................................................... 62

Positieve effecten van volmaakte concurrentie ................................................................................................ 62

De beperkingen van volmaakte/perfecte concurrentie .................................................................................... 62

Volmaakte/perfecte concurrentie versus andere marktvormen ...................................................................... 63

H12: Monopolie ............................................................................................................................................. 63

Basisvoorwaarden ............................................................................................................................................ 63

Opbrengsten van een monopolist .................................................................................................................... 65

Winstmaximalisatie .......................................................................................................................................... 66

Monopolies op lange termijn............................................................................................................................ 67

Overheidsingrijpen op monopolistische markten ............................................................................................. 67


3

, Prijsdiscriminatie .............................................................................................................................................. 68

Nadelen van een monopolie ............................................................................................................................. 68

Voordelen van een monopolie .......................................................................................................................... 69

H13: Oligopolie .............................................................................................................................................. 69

Definitie ............................................................................................................................................................ 69

Invloed op prijs ................................................................................................................................................. 70

Toetredingsbarrières ........................................................................................................................................ 70

Soorten oligopolie............................................................................................................................................. 71

Onderlinge afhankelijkheid............................................................................................................................... 71

Voorbeeld duopolie .......................................................................................................................................... 72

Belang van het aantal oligopolisten ................................................................................................................. 72

Het marktevenwicht onder een oligopolie ....................................................................................................... 72

Politieke houding tov oligopolies ...................................................................................................................... 73

Nadelen van het oligopolie ............................................................................................................................... 74

Voordelen van het oligopolie ............................................................................................................................ 74

H14: Monopolistische concurrentie................................................................................................................ 75

Definitie ............................................................................................................................................................ 75

De basisvoorwaarden ....................................................................................................................................... 75
Invloed op de prijs ....................................................................................................................................... 75
Toetreden tot de markt ............................................................................................................................... 75
Aard van het product ................................................................................................................................... 76

Evenwicht op korte termijn .............................................................................................................................. 76

Evenwicht op de lange termijn ......................................................................................................................... 77

Monopolistische concurrentie versus perfecte/volmaakte concurrentie ......................................................... 77

Monopolistische concurrentie versus monopolie ............................................................................................. 78

Impact van het aantal ondernemingen ............................................................................................................ 78

Politiek houding tgo monopolistische concurrentie ......................................................................................... 78

H15: berekening van het nationaal inkomen .................................................................................................. 79

Macro-economie .............................................................................................................................................. 79

Inkomsten en uitgaven in de economie ............................................................................................................ 79
Binnenlands product (BBP) ......................................................................................................................... 79
De economische kringloop ......................................................................................................................... 79

Bruto binnenlands product: BBP ....................................................................................................................... 80
De meting van het BBP ................................................................................................................................ 80

Andere meeteenheden ..................................................................................................................................... 82
Bruto Nationaal Product (BNP) .................................................................................................................. 82



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