Human beings like to form cooperative groups to achieve various ends. Research has shown, however, that there are limits to the size and nature of these groups, and this is why the state so often turns to violence.
Compared to the golden age of innovation, now maligned as the "Gilded Age," technological innovation has slowed considerably. But, it doesn't have to be this way, if we can only get the state out of the way.
Fractional-reserve banking systems create money out of thin air, and this causes malinvestments into less valuable and less productive activities. Eventually, banks realize there's trouble ahead, so they cut back on loans which leads to deflation and crisis.