《管子·轻重戊》
您以高价收购，代国人忘其难得，喜其高价，一定会纷纷猎取。
公贵买之，代人忘其难得，喜其贵买，必相率而求之。
You acquire it at a high price, people of Dai will forget its rarity, and will be glad for the high price, and will definitely hunt for it in flocks.