We consider bilevel optimization problems in which the leader has no or only partial knowledge about the objective function of the follower. The studied setting is a sequential one in which the bilevel game is played repeatedly. This allows the leader to learn the objective function (values) of...

Health systems across OECD countries generate vast amounts of data, yet many struggle to translate this into actionable insights for policy. Health System Performance Assessment (HSPA) frameworks help bridge this gap by systematically evaluating how health systems meet people's needs, allocate...

We use a randomized experiment with 553 science- and technology-based startups in 12 co-working spaces across the US to evaluate the effects of intensive, short-term entrepreneurial training programs on survival and performance for innovation-driven startups. Treated startups are more likely to...

In many low-income countries, agricultural extension services are a key channel for improving farming practices and nutrition outcomes, yet women farmers often have limited direct access to them. This study draws on qualitative evidence from a nutrition-sensitive agriculture program in Ethiopia...