理查德·T·弗罗恩（Richard T Froyen），美国北卡罗来纳大学经济学教授，英国利兹（Leeds）大学和新西兰坎特伯雷（Canterbury）大学客座教授，美联储客座经济学家，曾在各种经济学期刊上发表多篇宏观经济学和货币政策方面的论文。弗罗恩教授的研究兴趣包括货币政策和利率期限结构、不确定条件下的货币政策模型等。
The term macroeconomics was first used by the Norwegian economist Ragnar Frisch in 1933.Macroeconomics is clearly the younger sibling of the economics JL family. It is no coincidence that macroeconomics emerged as a maior branch of economics amid the chaotic conditions of the Great Depression of the 1930s.The severe economic problems of the time lent importance to the subject matter of macroeconomics-the behavior of the economy as a whole. A book by John Maynard Keynes，The General Theory of Employment, Interest, and Money. developed aframe work in which to systematically consider the behavior of aggregate economic variables such as employment and output. During the two decades following Worid War II. Keynes's followers elaborated and extended his theories. From the first there were skeptics，perhaps most notably Milton Friedman，but Keynesian economics became the orthodox mode of thinking about macroeconomic questions. The years since the late 1960s，however，have witnessed maior challenges to Keynesian economics. In the 1970s there was increased interest in monetarism. The body of theory Milton Friedman and others had developed beginning in the 1940s.A new school of macroeconomic theory, he new classical economics，also came on the scene during the 1970s.In the 1980s，Keynesian policy prescriptions came under attack from a group called the supp，v. side economists. The 1 980s also witnessed the development of two new lines of macroeconomic research：the real business cs, cletheory and the new Keynesian economics. Many of the post-1970 developments in macroeconomics have been the result of dissatisfaction with the Keynesian theory and the policy prescriptions that follow from it. In addition to controversv' however，the past three decades have seen what all would agree is progress in our theories of the macroeconomy. There have been significant improvements in the handling of exp ……
