Unfortunately, a lot of economists wanted to make their subject a science. So the more what you do resembles physics or chemistry, the more credible you become.

Contrary to what professional economists will typically tell you, economics is not a science. All economic theories have underlying political and ethical assumptions, which make it impossible to prove them right or wrong in the way we can with theories in physics or chemistry.

Very often, the judgments by ordinary citizens may be better than those by professional economists, being more rooted in reality and less narrowly focused.

People tend to think that numbers are quite objective, but numbers in economics are not like this. Some economists say they're like sausages: you don't know what they really are until you cut into them.

Free market economists frequently see minimum wage legislation as mere political intervention. However, there are decent economic theories which show that, under certain circumstances, minimum wages can be beneficial, as it makes workers more productive.

Few countries have become rich through free-trade, free-market policies, and few ever will.