This study designs a natural field experiment linked to a controlled laboratory experiment to examine the effectiveness of matching gifts and challenge gifts, two popular strategies used to secure a portion of the $200 billion annually given to charities. We find evidence that challenge gifts...

How do the social media affect the success of charitable promotional campaigns? We use individual-level longitudinal data and experimental data from a social-media application that facilitates donations while broadcasting donors' activities to their contacts. We find that broadcasting is...

Based on Norwegian register data we show that having a lone parent in the terminal phase of life significantly affects the offspring's labor market activity. The employment propensity declines by around 1 percentage point among sons and 2 percentage points among daughters during the years just...

This paper explores the causal effect of volunteer work providing daily assistance to the elderly on elderly mortality. To identify the causal effect, I exploit the earthquake that occurred in midwestern Japan in 1995 as a natural experiment inducing exogenous variation in the level of...