"The Laffer curve postulates that no tax revenue will be raised at the extreme tax rates of 0% and 100%. If both a 0% and 100% rate of taxation generate no revenue, but some intermediate tax rate generates some tax revenue, it follows from the extreme value theorem that there must exist at least one rate where tax revenue would be a non-zero maximum. "

A bit too leftist and progressive for my comfort but some good points and ideas.

I believe the mini-bubbles above are different ripples in what might call the surface of a superbubble: an opulence bubble