The consumerism cycle was boosted in the 1920's. Advertising is the reason the cycle was feeding the economic growth. The biggest part of the cycle is to advertise goods on the radio, in print, and in modern times the television or movies.
Consumers by based on wants and not always needs. All companies and businesses watch the buying demands of their consumers and base ads on their wants. They encourage consumers to "live the good life" even though they may not be able to afford all of the things.
Some benefits of consumerism is;
people buy more goods
people consume more
people create a demand for more services and goods
people spend more
the need for workers increase with the wants of consumers