Joshua Ingrist

Graph using data from Angrist and Kruger (1991). People with 12 years of education have 12 percent higher incomes than people with 11 years of education. People with 16 years of education have a 65% higher income compared to people with 11 years of education. Source: Nobel Prize Committee

Nobel laureates, including the Israeli Joshua Angrist, were able to prove the causal relationship between apparently unrelated events

Prof. Ingrist Natural experiments help answer important questions for society. For example: people born in the fourth quarter of the school year have more years of education and higher income