- The Money Bubble
- The Coming Collapse of the Dollar and How to Profit from It: Make a Fortune by Investing in Gold and Other Hard Assets
- The Collapse of the Dollar and How to Profit from It: Make a Fortune by Investing in Gold and Other Hard Assets
- Clean Money: Picking Winners in the Green Tech Boom
- How to Profit from the Coming Real Estate Bust: Money-Making Strategies for the End of the Housing Bubble