How much do migrants stand to gain in income from moving across borders? Answering this question is complicated by non-random selection of migrants from the general population, which makes it hard to obtain an appropriate comparison group of non-migrants. New Zealand allows a quota of Tongans to...

People migrate to improve their well-being. Yet a large literature suggests that migration can be a stressful process, with potentially negative impacts on mental health. However, to truly understand the effect of migration one must compare the mental health of migrants to what their mental...

We use a migration lottery program to overcome the double-selectivity problems posed by migration. We compare a wide range of outcomes for the remaining household members of Tongan emigrants with those of members of similar households who were unsuccessful in the lottery, with the policy rules...

Seasonal migration programs are widely used around the world, yet there is little evidence as to their development impacts. A multi-year prospective evaluation of New Zealand's Recognised Seasonal Employer (RSE) seasonal worker program allows us to measure the impact of participating in this...

"Since its emergence in early 2020, the COVID-19 crisis has affected every part of the world. Well beyond its health effects, the pandemic has wrought major changes in people's everyday lives as they confront restrictions imposed by physical distancing and consequences such as loss of work,...

We provide new evidence on the economic outcomes of transgender and gender diverse people in New Zealand (NZ) using confidential linked administrative data from driver license records - which identify gender diverse people since 2021 - linked to NZ birth and tax records. We document that gender...