Paris School of Economics - École d'Économie de Paris

Economics serving society

(nov. 2018) 5 papers... in 5 minutes !

Is social capital good for health?

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Jean Guo, Setti Raïs Ali and Lise Rochaix

Social capital is a concept that came to us from sociology and has since been taken up by various disciplines including political sciences, epidemiology and economics, and whose definition is still the subject of numerous debates. In this article, the authors use Putnam’s definition of social capital...

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Mixing kids by race in school leads to more interracial relationships

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Luca Merlino, Max Steinhardt and Liam Wren Lewis

Interracial marriage rates are important indicators of social integration and the health of race relations. It may therefore be concerning that, in many countries, interracial marriage rates are low – in the US, for example, only 8% of married blacks intermarry with whites...

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The growth of hypermarkets in China: a precious bridgehead for national brands targeting consumers

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Charlotte Emlinger and Sandra Poncet

In 2011, China became the biggest market in the world for grocery products, ahead of the United States. Entering the fast-growing and highly profitable Chinese retail market is currently the main goal of most Western producers and retailers. Western hypermarkets only recently made their entry in China, but their development has been very rapid...

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Why do we spend less and less time cooking?

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Marie Plessz and Fabrice Etilé

According to INSEE’s “Emploi du Temps” (Time use) studies, the time that French households spend cooking at home went down from 71 minutes per day in 1985 to 61 minutes in 2010. When we look specifically at the women in couples, who were and still are principally responsible for household chores, the reduction is even more marked...

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How can anti-competitive behaviour be proscribed?

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Andréea Cosnita and Jean-Philippe Tropéano

Should an anti-trust authority sanction a dominant firm that charges very low prices and thus harms its competitors? This question is often complicated because a low price can be the sign of anti-competitive predatory behaviour or, on the contrary, a sign that the firm is very efficient...


PSE has launched this format, “5 papers... in 5 minutes!” in November 2013: here is the page where you will find all the previous synthesis.