Value of $100 in 1920, adjusted to 1950

What happened to prices between 1920 and 1950

Between 1920 and 1950, the Consumer Price Index went from 20 to 24.1. Cumulatively, prices increased 20.5%, which works out to an average of 0.62% per year. Put differently, a dollar in 1920 bought what $0.83 buys in 1950.

1920 was the last year of the inflation that had built since the war began: consumer prices rose 15.6% for the year, leaving the CPI more than double its 1913 starting level after seven straight years of increases. The boom behind those increases turned to bust before the year was over. The Federal Reserve, worried about speculation, pushed its discount rate to a record 7% that spring, and wholesale prices, which had led the wartime runup, began collapsing within months. The National Bureau of Economic Research dates the resulting downturn from January 1920 to July 1921, one of the shortest but steepest contractions in U.S. history, and consumer prices followed into outright decline, falling 10.5% in 1921. Two constitutional changes reshaped the country that year, too. The 18th Amendment’s ban on alcohol took legal effect January 17, enforced under the Volstead Act Congress had passed the previous October. Then, on August 18, Tennessee’s ratification of the 19th Amendment secured women’s right to vote nationwide, and women cast ballots in a presidential election for the first time that November, when Warren Harding won on a promise to return the country to “normalcy” after a decade of war, pandemic, and rising prices. First-class postage held at 2 cents, unchanged since mid-1919.

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The destination year: 1950

Consumer prices rose 1.3% in 1950, up from 1949’s 1.2% decline, a mild gain that hid a sharp turn partway through the year. The cost of living had been roughly flat through the spring, then jumped after North Korea invaded South Korea on June 25, setting off a wave of hoarding and defense buying reminiscent of World War II shortages. The United States entered the war within days under a United Nations mandate; American and South Korean forces were pushed back to the Pusan Perimeter that summer before a landing at Inchon that September reversed the front, and China’s entry into the war that November turned it into a longer stalemate. Congress moved to put the economy on a war footing that September, passing the Defense Production Act, which gave the president authority to direct industrial output toward the military and, if prices kept climbing, to impose formal wage and price controls. Domestic policy also expanded that year: the Social Security Amendments of 1950, signed August 28, raised benefits across the board and extended coverage to roughly 10 million more workers, the program’s first major expansion since it began in 1935. Consumer prices finished 1950 143.4% above their 1913 level, matching 1948’s postwar high after 1949’s brief decline. First-class postage held at 3 cents, and the minimum wage stood at 75 cents an hour after January’s increase.

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