This study documents the matrilineal advantage in grandparent - grandchildren relationships in Europe, using data on 20 European countries and Israel from the Survey of Health, Ageing and Retirement (SHARE). We show that maternal grandparents look after grandchildren and provide financial or...

Based on unique panel data from a five-wave internet survey in Japan, we show how the coronavirus disease 2019 pandemic affected people’s prospect-theory risk preferences, especially in the loss domain. The panel analysis indicates that with the spread of the pandemic, diminishing sensitivity...

What determines human beings' decisions to donate money to a charity? Using a nationally representative survey of the Japanese population, we demonstrate that having been taught by a female teacher in their first year of school makes individuals more likely to donate to charities following...

In speedboat racing in Japan, women racers participate and compete in races under the same conditions as men, and all individuals are randomly assigned to mixed-gender or single-gender groups for each race. In this paper we use a sample of over 140,000 observations of individual-level racing...

This study examined the extent to which education levels in the 19th century have shaped current norms, which influence individuals' present-day non-cognitive skills and perceptions of life. Cross-country, individual-level data were compared with each country's average years of schooling in...

This study examines the influence of grandchildren’s gender on grandparents’ voting behavior using independently collected individual-level data. The survey was conducted immediately after the House of Councilors election in Japan. I observed that individuals with a granddaughter were more...