*** ## Concepts importants ``` dataview TABLE length(file.outlinks) AS "Liens sortants", length(file.inlinks) AS "Liens entrants" WHERE file.path = this.file.path ``` Causes historiques de différence de richesses entre les pays Why some countries are poor and some are rich ? In poor countries there are economic growth but they don't catch up with the rich countries, it is then important to understand why In order for a country to grow, you need to have democratic institutions that guarantee the fairness of investment They tested these hypothesis, with an natural experimentation via colonization of European. European created or maintained bad institutions for fairness. Les pays riches d'il y a 500 ans (en ressources) sont pauvres aujourd'hui. Il y a un clash d'interest entre les élites et les masses Les élites essayent de faire croire aux masses qu'ils vont devenir riches en investissant institutions extractives = les européens créent des institutions pour enrichir l'europe en pompant les richesses des colonies institutions