We review theoretical and empirical work on the economic effects of the United States and China trade relations during … the last decades. We first discuss the origins of the China shock, its measurement, and present methods used to study its … economic effects on different outcomes. We then focus on the recent U.S.-China trade war. We discuss methods used to evaluate …

-downsizers differ greatly in firm characteristics, we use propensity score matching to deal with firm heterogeneity. We find that … matching makes important differences in the estimates of downsizing effects …

We compare competing college admission matching mechanisms that differ in preference submission timing (pre-exam, post …-exam but pre-score, or post-score) and in matching procedure (Boston (BOS) and serial dictatorship (SD) matching). Pre … or SD matching are ex-post fair and efficient, they are not so ex-ante. Instead, the mechanism with pre-exam submission …