Examples include [[Communism]] and [[Fascism]]. [[Nations]] with [[Free Market]] economies sometimes institute command economies in time of [[War]], for example the [[United Kingdom]] in [[World War II]]. The heavily regulated economies of the [[Euro]] zone have evolved into de facto command economies. | Examples include [[Communism]] and [[Fascism]]. [[Nations]] with [[Free Market]] economies sometimes institute command economies in time of [[War]], for example the [[United Kingdom]] in [[World War II]]. The heavily regulated economies of the [[Euro]] zone have evolved into de facto command economies. |