Lewitt und sein Koautor haben bereits in "Freakonomics" (ID-G 11/06) und in dem Fortsetzungsband "SuperFreakonomics - Nichts ist so wie es scheint" (ID-B 24/10) eingefahrene Denkmuster hinterfragt. Auf den Kernideen in diesen beiden Büchern bauen sie nun auf und wollen jetzt zeigen, wie sich...

We document and analyze the emergence of a substantial gender gap in mathematics in the early years of schooling using a large, recent, and nationally representative panel of children in the United States. There are no mean differences between boys and girls upon entry to school, but girls lose...

This article describes a randomized field experiment in which parents were provided financial incentives to engage in behaviors designed to increase early childhood cognitive and executive function skills through a parent academy. Parents were rewarded for attendance at early childhood sessions,...

"In determining the legality of online poker - a multibillion dollar industry - courts have relied heavily on the issue of whether or not poker is a game of skill. Using newly available data, we analyze that question by examining the performance in the 2010 World Series of Poker of a group of...

We document and analyze the emergence of a substantial gender gap in mathematics in the early years of schooling using a large, recent, and nationally representative panel of children in the United States. There are no mean differences between boys and girls upon entry to school, but girls lose...