This paper demonstrates how economic field experiments may offer researchers a method to quickly assess policy outcomes that otherwise are difficult to measure. We compare lottery winners to losers of a privately run educational voucher program to measure the program’s effect on confidence. We...

This study tests an intervention that introduces a structured curriculum for five-year olds into the universal preschool context of Norway. We conduct a field experiment with 691 five-year-olds in 71 preschools and measure treatment impacts on children's development in mathematics, language and...

This study tests an intervention that introduces a structured curriculum for five-year olds into the universal preschool context of Norway. We conduct a field experiment with 691 five-year-olds in 71 preschools and measure treatment impacts on children's development in mathematics, language and...