What is one way a command economy affects the lives of private citizens

Let's take a look at some command economies: today: North Korea

In the past: The Soviet Union.

We can see that in both cases the countries failed to provide enough food and supplies for their citizens, so one way that command economies influence the citizens of the countries that had them was by inducing hunger.  (the same is not true of mixed economies, or not always true).

Ain the free market economic system the government is hands off from all supply and demand rates