Recherche avancée

Ulrich Hege, Elaine Hutson et Elaine Laing

n° 101935, juin 2021

Using the Sarbanes-Oxley Act of 2002 as a quasi-natural experiment to identify the impact of corporate governance reform on foreign exchange risk hedging, we find that the substantial improvements in governance standards increased derivatives hedging and reduced foreign exchange exposure. The...

Michel Le Breton, Paul Castañeda Dower, Gunes Gokmen et Shlomo Weber

n° 21-1228, juin 2021, révision 7 janvier 2022

This paper examines the lasting impact of the alignment of African countries during the Cold War on their modern economic development. We find that the division of the continent into two blocs (East/West) led to two clusters of development outcomes that reflect the Cold War’s ideological divide. To...

Nils Köbis, Jean-François Bonnefon et Iyad Rahwan

n° 21-1212, mai 2021

Machines powered by Artificial Intelligence (AI) are now influencing the behavior of humans in ways that are both like and unlike the ways humans influence each other. In light of recent research showing that other humans can exert a strong corrupting influence on people’s ethical behavior, worry...

Benjamin Gans, Angela Neunuebel, Leah Umbarger, Benjamin C. Trumble, Daniel Cummings, Samuel Wann, Kyle Lehenbauer, Ashna Mahadev, Daniel Eid Rodriguez, David E. Michalik, Christophe J. Rowan, Caleb Finch, Linda Sutherland, James Sutherland, Adel H. Allam, Jonathan Stieglitz, Michael Gurven, Hillard Kaplan, Gregory Thomas et Randall Thompson

vol. 4, mai 2021

The sternal foramen, usually an asymptomatic osteological defect, can lead to catastrophic consequences if not recognized prior to certain medical procedures. This study reports the prevalence of a sternal foramen in two South Amerindian populations compared with other published populations. We...

Antoine Bouët, David Laborde et David Martimort

vol. 111, n° 636, mai 2021, p. 1555–1592

We consider a general equilibrium model of international trade with two layers of informational asymmetries. Private information of Home producers on costs affects the design of ‘behind-the-border’ policies reflecting the political influence of inefficient producers. Home's supply is contracted,...

Marion Desquilbet, Pierre-André Cornillon, Laurence Gaume et Jean-Marc Bonmatin

vol. 5, mai 2021, p. 592–594

Xavier D'Haultfoeuille, Christophe Gaillac et Arnaud Maurel

n° 21-1211, mai 2021

In this paper, we build a new test of rational expectations based on the marginal distributions of realizations and subjective beliefs. This test is widely applicable, including in the common situation where realizations and beliefs are observed in two dierent datasets that cannot be matched. We...

Aditya Goenka, Lin Liu et Manh-Hung Nguyen

n° 21-1206, mai 2021, révision juillet 2022

This paper studies continuing optimal lockdowns (can also be interpreted as quaran-tines or self-isolation) in the long run if a disease (Covid-19) is endemic and immunity can fail, that is, the disease has SIRS dynamics. We model how disease related mor-tality affects the optimal choices in a...

Douadia Bougherara, Lana Friesen et Céline Nauges

vol. 62, n° 1, mai 2021, p. 89–112

Sarah Ann Wheeler, Céline Nauges et Alec Zuo

vol. 68, n° 102274, mai 2021

The exact relationship between people’s climate change attitudes and behaviour is a topic that engages policy-makers and researchers worldwide. Do climate change attitudes influence behaviour or is it possible that behaviour can change attitudes? This study uses a unique repeated survey dataset of...