Writes Thomas H. Maugh II on the LA Times Science Now:
Crime doesn’t pay, at least not very well, when it comes to robbing banks, a new study finds. With unprecedented access to financial data from British banks, economists have shown that bank robbers don’t make a lot of money, certainly not enough to justify the risks involved in such an armed robbery.
“The return on an average bank robbery is, frankly, rubbish,” the researchers wrote in the statistics journal Significance. “It is not unimaginable wealth.” It is so low, in fact, that it is not financially worthwhile for banks to install screens that could further reduce robberies.
Economist Neil Rickman of the University of Surrey and his colleagues were given unusual access to financial data from the British Bankers’ Assn. Such data about robberies are not normally disclosed to the public because it is commercially sensitive and could potentially encourage copycat robbers. Treating bank robbery as a business like any other, they used normal statistical measures to calculate profitability…