<span>Lenin and the Bolsheviks took power.</span>
If your friend is a business owner in a planned economy, then it would be the "central government" that decides how to allocate the productive resources he uses, since the government "plans" the economy as opposed to having supply and demand take place in the marketplace.
It resulted in the deaths of 1.5 to 2 million people from 1975 to 1979, nearly a quarter of Cambodia's 1975 population ( c. 7.8 million).