What two things are required for the free market to operate efficiently, according to Adam Smith?

Adam smith

Questions like: Who is Adam Smith?

Why did Smith think that “rational self-interest” was good for the economy?

What role did Smith believe the government should play in the economy?

How are Smith’s ideas about economics similar to the Founders’ ideas about government?

What two things are required for the free market to operate efficiently, according to Adam Smith?