The Detection of Multicollinearity: A Comment C. Robert Wichers The Review of Economics and Statistics 1975 57(3), 366
The Effect of Compensated Price Changes on Expenditures C. Robert Wichers American Economic Review 1976 66(1), 224-227
The Foundations of Money Illusion in a Neoclassical Micro-Monetary Model: Comment C. Robert Wichers American Economic Review 1976 66(1), 186-191
The Effect of Compensated Price Changes on Expenditures C. Robert Wichers American Economic Review 1976