What is an example of a career that no longer exists due to changes in the economy and society?

When the economist says that economic wants are insatiable this means that? Why can't they just change 99 cents into 1 dollar? How much is import tax from China to the US? What type of services are provided by Connections Academy? Reasons why countries trade? When either prices go down what is there an increase in? How does currency exchange effect international trade? Ano ang mga katangian ng mabuting ekonomiya? Why do economists use real GDP rather than nominal GDP to measure growth? What are the criticisms of the liquidity preference theory? What is it called when the quantity demanded equals the quantity supplied by producers? If the business cycle is predictable and a stock has a positive beta does the stock's returns also must be predictable? Is it impossible for individual stocks could be highly efficient but the market for whole companies be less efficient? When the invisible hand dose not produce optimal outcomes for the economy it means? What was the main purpose of colonies under Mercantilism? what is the operating target of monetary policy? Reviewing the recent experience of the US in global markets reveals that in the US has? How can the policy of first federal? How does an economist compare the standard of living in two different countries? WHAT are the static and dynamic effects of a customs union?