Leverhulme Trust

Learning loss due to school closures during the COVID-19 pandemic

Significance School closures have been a common tool in the battle against COVID-19. Yet, their costs and benefits remain insufficiently known. We use a natural experiment that ...

Demographic science aids in understanding the spread and fatality rates of COVID-19

Governments around the world must rapidly mobilize and make difficult policy decisions to mitigate the coronavirus disease 2019 (COVID-19) pandemic. Because deaths have been con...

A Finite Sample Correction for the Variance of Linear Two-Step GMM Estimators

Ancient Voyaging and Polynesian Origins

Finite sample inference for GMM estimators in linear panel data models

We compare the finite sample performance of a range of tests of linear restrictions for linear panel data models estimated using Generalised Method of Moments (GMM). These inclu...