One strand of the literature in labor economics, household finance, and macroeconomics has studied whether individual earnings volatility has risen or fallen in the U.S. over the last several decades. There are disagreements in the empirical literature on this question, with some suggestions...

It is common in empirical research to use what appear to be sensible rules of thumb for cleaning data. Measurement error is often the justification for removing (trimming) or recoding (winsorizing) observations whose values lie outside a specified range. This paper considers identification in a...