How Exchange Has Improved the Human Race.

A former science and technology editor for The Economist magazine, Matt Ridley is a journalist and best-selling author whose books includeGenome: The Autobiography of a Species in 23 Chapters. His most recent book is The Rational Optimist: How Prosperity Evolves.

Matt Ridley discusses the evolutionary process of "ideas having sex," calling it the secret behind human progress. He asserts that "barter was the trick that changed the world" and outlines his argument that life for the average human being is richer, healthier, and kinder than ever. Finally, he discusses whether limited government and rational optimism go hand in hand. About 33 minutes.'

Economic Freedom and Growth

Economics professor Josh Hall describes how greater economic freedom leads to higher incomes and more economic development over time. When governments allow citizens the freedom to trade, own property, create businesses, and contract with others, the income of average citizens grows over time. This effect can be observed internationally when comparing countries, as well as domestically when comparing states in the US. About 3 minutes.

Economic Freedon and a Better Life

Economics professor Josh Hall explains how freedom leads to greater prosperity. 3 minutes.