长期以来，人们一直习惯于认为，看电视、听广播不过是听听消息、娱乐娱乐而已，它们是当然的“免费的午餐”。特别是近来的报纸，动辄几十版上百版，仍不过一二元钱，甚至只有几角钱。明眼人一算即知，这点钱也就刚够那些纸钱、印刷钱。那么，为什么在这个市场交换的世界... People have long been accustomed to thinking that watching TV and listening to the radio is nothing more than listening to news and entertainment. They are, of course, “free lunches.” In particular, the recent newspapers, hundreds of versions at dozens of editions, are still worth a dime or even only a few cents. Out-of-the-mouth people know that this money will just enough for those paper money, printing money. So, why in this market exchange world ...