Do any economic systems in the world reflect the purest forms of command or laissez-faire economies?

False

Explanation:

Laissez-faire economies is a principle that the "government should allow the economy or private businesses to develop without any state control or influence"

And for this reason this statement is FALSE, since in the majority of economies in the world the government plays an important factor since all the governments have regulations in order to ensure that the private companies take the majoriy of the economy of a country.