One day, you turned on the TV to watch the economic channel, and suddenly found that many animals were on the financial news. The slow gray rhino has become an economic event, the white and soft sheep has become an economic effect, and even the naive giant panda has become an economic term. Do you think you are delusional, do animals leave the familiar zoo one after another and become the protagonists of economics? 　　Don’t be surprised, welcome to the economics zoo! In the field of economics, people like to use animal images as metaphors to make generalizations. Abstract and difficult economic phenomena are turned into interesting and vivid metaphors.…