As if people's time isn't already wasted by fake job listings? The market isn't actually very good at fixing issues like these, and in fact caused the issue in

As if people's time isn't already wasted by fake job listings? The market isn't actually very good at fixing issues like these, and in fact caused the issue in this case (defrauding investors makes number go up which makes market happy but people sad), which is why you would regulate it.