Capitalism is also quite rational - feeding human greed while exploiting the proletariat. Initially, it can be irrational to take some risk, but beyond that, it

Capitalism is also quite rational - feeding human greed while exploiting the proletariat. Initially, it can be irrational to take some risk, but beyond that, it's clean-cut rationality, and a business must behave rationally (considering rising returns as a consequence of rational conduct) or be out-competed or fail.