The prudent approach to deal with unemployment.
There are only two parameters directly affected unemployment - labor participation coefficient and productivity. There are two methods for society to mediate continues growth of productivity - invention artificial needs and shorten working hours.

Formula for the correct price of stock price.
This memo is about what is the reasonable mental procedure to calculate correct stock price of one share of the company taking into consideration dividends, bank interest rate and general market trends.

The money pumping machine on the base of random and predictable market.
Can market be predictable and random in the same time? Yes if is manumulated in special way to be money pumping machine.