Debt - deflation theory has been studied since the 1930s but was largely ignored by neoclassical economists , and has only recently begun to gain popular interest .
Debt - deflation theory remains somewhat at the fringe in U.S. media .
Debt - deflation theory has been studied since the 1930s but was largely ignored by neoclassical economists , and has only recently begun to gain popular interest , although it remains somewhat at the fringe in U.S. media .