does baby oil kill lice (2) actual income -- the increase of material wealth; The right to promote and protect the free exchange of values between the two parties - the exchange of freedom is crucial to the participation of the future world. It is equivalent to freedom of speech in digital space. This is about equality and must be protected and seen as a human right. It's not just the feeling of a modern-day gold rush, it's more likely. In the 1920s and 1930s, the great depression forced western economic theorists to reflect on the definition of the market. The final answer is completely laissez faire is not enough, the invisible hand sometimes does not exist, market failure, government should be on economic activity on the "total" intervention, so "macroeconomics" was born. Roosevelt also accepted Keynes's proposal to impose a "New Deal" on government intervention in the economy. It has now formed the world's most consensus-building government: fiscal policy, monetary policy, and, of course, none of these "new" policies. breakthrough, but said, the final agreement was established to minimize the trade barriers, and to provide enough time to implement change.