In July this year, the Editor of Mint, R Sukumar, created a bit of a flutter when he wrote of an anchor with a business news channel who got three times her earlier salary, for agreeing to leave the top two buttons of her shirt unbuttoned, after switching jobs. Sukumar admitted that the column was all about losing friends and offending people, and maintained a diplomatic tone throughout. But did he have a point? Maybe. But a study conducted by two Indiana University researchers recently found...