How did the African American performers influence Americans popular culture in the 1950s?

john maynrd keynes developed new economic respose to the                           ( b. great depression if the 1930's)

living during the great depression had a major affect on the mentality many people. a good portion of people who lived during that time do not trust banks. this is likely the result of the many widespread bank failures in the 30s that caused people to lose their life savings.