This is a preview. Log in through your library . Abstract In this paper, we propose a new nonparametric method to impose time varying restrictions in econometric models. The method relies on the ...

Cluster-robust inference and estimation methods have emerged as indispensable tools in empirical research, enabling statisticians and economists to draw valid conclusions from data exhibiting ...

Psychologists have been trained to do data analysis by asking whether null values can be rejected. Is the difference between groups nonzero? Is choice accuracy not at chance level? These questions ...