Because the government is the only consumer left. Everyone else is broke.
Gov buys everything on credit, tho, as the mega-rich and large companies own all actual wealth, so the bullishness quickly gets eaten up by the inflation it creates to pay the interest on its credit.
Wash, rinse, repeat.
Because concentration of capital increases with every additional concentration of capital, and only governments can easily create money, capitalism inevitably trends toward communism: one consumer, one producer.
