Question: what were some effects of the economic boom after world war 2?
Answer: The nation's gross national product rose from about $200,000 million in 1940 to $300,000 million in 1950 and to more than $500,000 million in 1960. At the same time, the jump in post-war births, known as the "baby boom," increased the number of consumers. More and more Americans joined the middle class.