Rational Optimist: How Prosperity Evolves — The

: Human intelligence is not individual but cumulative across networks of exchange.

The Rational Optimist by Matt Ridley argues that human history is a story of constant progress driven by trade and specialization. Ridley challenges modern pessimism by showing how the exchange of ideas—what he calls "ideas having sex"—leads to universal prosperity . Key Concepts The Rational Optimist: How Prosperity Evolves

: Working for others allows individuals to consume more while producing only one thing. : Human intelligence is not individual but cumulative

By Matt Ridley. Shortlisted for the BBC Samuel Johnson Prize for Non-fiction 2011. Life is on the up. We are wealthier, healthier, www.4thestate.co.uk The Rational Optimist: How Prosperity Evolves - Amazon.com The Rational Optimist: How Prosperity Evolves