There have been tons of studies over the years showing that productivity is higher at 40 hours a week, than it is at 60. Why? Because people get burned out. Of course, suits don't understand this, and they fail to realize that someone working 60 hours a week only gets as much work done as someone working 50 hours a week. Once you factor in overtime, and loss in productivity you realize that these companies are throwing money out the window. Then, let's not even get into what a high turnover rate does to a company.