The investing skills of members of Congress look patchy

RICHES ARE not always the fruit of labour, skill and luck. This week Chris Collins, a Republican congressman from New York, resigned his seat and pleaded guilty to insider-trading charges. Mr Collins, who in 2016 became the first congressman to endorse the presidential candidacy of Donald Trump, admitted tipping off his son, Cameron Collins, about the results of clinical trials for a drug being developed by Innotech, an Australian pharmaceuticals company. The tip, given by Mr Collins senior while standing on the White House lawn, allowed Mr Collins junior to...