But was it causal? CHRISTINA D. ROMER This paper examines the role of aggregate-demand stimulus in ending the Great Depression. By 1928, Germany, Brazil, and the economies of Southeast Asia were depressed. In his 2008 book, The Return of Depression Economics and the Crisis of 2008, Paul Krugman writes: “The Great Depression in the United States was brought to an end by a massive deficit-financed public works program, known as World War II.” He has since repeated this bon mot in a number of columns and television appearances. Plausible estimates of the effects of fiscal and monetary changes indicate that nearly all the observed recovery of the U.S. economy prior to 1942 was due to monetary expansion. Some historians believe that the Great Depression was ended by the start of World War II. 41—i.e., the day after Pearl Harbor. The Great Depression that began at the end of the 1920s was a worldwide phenomenon. If a depression constitutes a widespread reduction in living standards, then the Great Depression cannot have ended during the war. What Ended the Great Depression? The Great Depression had ended at last, and the United States turned its attention to the global conflict of World War II. President Franklin Roosevelt's New Deal was already having a positive effect on some of the worst aspects of The Great Depression, but it was America's entrance into World War II that made the Depression officially end. Historians generally agree that the government's spending helped to at least accelerate the country's rate of economic recovery. By early 1929, the economies of Poland, Argentina, and Canada were contracting, and the U.S. economy followed in the middle of 1929. The beginning of World War Two, and attack at Pearl Harbor forcing the United States to join the fight. Others believe it was actually the end of World War II that put the economy back on its feet. But FDR’s policies were working before 7 Dec., and Mr. Proyect should know that. Yes, WWII effectively ended the Great Depression on 8 Dec. The Great Depression was the worst economic period in US history. calls for the government to increase spending and lower taxes during a depression How did the great depression end came to an end when WWII started in Europe and … The Great Depression indisputably ended during World War II, which is when the output gap closed. Like Keynes, Krugman lets his fondness for flippant, pithy … Like everything else about the Great Depression, it's really hard to know. It lasted roughly a decade: from 1929, the year the stock market crashed, to 1939, when the US started mobilizing for World War II. What kind of change was the United States entering World War Two after Japan bombed pearl harbor on December 7? What event finally ended the Great Depression by creating enough jobs to millions Americans back to work? 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