Journal Article Costly Monitoring, Loan Contracts, and Equilibrium Credit Rationing Get access Stephen D. Williamson Stephen D. Williamson Queen's University and University of Western Ontario Search for other works by this author on: Oxford Academic Google Scholar The Quarterly Journal of Economics, Volume 102, Issue 1, February 1987, Pages 135–145, https://doi.org/10.2307/1884684 Published: 01 February 1987