1. Clarifying Popper;B J Caldwell;Journal of Economic Literature,1991
2. Popper & Hayek. Who Influenced Whom;B Caldwell;Karl Popper: A Centenary Assessment: Life and times, and Values in a World of Facts,2006
3. Popper's Conception of the Rationality Principle in the Social Sciences;B De Bruin;Science,2002
4. Karl Popper & Economic Methodology: A New Look;D W Hands;Economics & Philosophy,1985