Capitalism, US version, had been dependent on the overspending of the consumers, who were advertised to buy more things which they want or not. Capitalism has been advocating to spend more than what people earn. However, there have been some rethinking now as books on living cheaper has gained public support lately.
Jeff Yeager is an author whose book on cheaper lifestyle including giving up cellphones are getting wide spread acceptance.
The thrift culture has the potential to disrupt the global economies and globalization as we know it. There are opponents for this who say the thrift is just a fad.