Every decade or so, with regularity, the world seems to go through a significant economic or financial crisis triggered by some or other "unexpected" shock: * The current crisis, starting now, in 2020; * The global financial crisis from 2008 to the early 2010's; * The dotcom, telecom, and tech bust of the early 2000's; * The Asian debt crisis of the late 1990's; * The Latin America debt crisis of the 1980's; * The oi…
Of course it isn't. If you go back in history even further, the pattern continues. That was the reason why Keynes' General Theory was developed. But people still refuse to believe that the instability is internal to the (capitalist) system. The economic theory needs to move away from equilibrium towards fully dynamic models, for example those that Steve Keen is developing.