Richard C. Remy ... [et al.] Richard C. Yorkey ... [et al.] Richard G. Lipsey ...[et al.] Richard G. Boehm ... [et al.] Richard A. Brealey ... [et al.] Richard Caves ... [et al.] Richard B. Chase ...[et al.] Richard G. Lipsey...[et al.] Richard E. Feinberg...{et al.] Richard I. Arends ... [et al.]