8 1 20 Jeffrey M. Perloff Primary Author James A. Brander Primary Author mixed material Tata McGraw-Hill Huoiisning uumpdiiy NEW DELHI Primary Author mixed material Mark Hirschey Primary Author Eric Bentzen Primary Author mixed material William F. Samuelson Primary Author Stephen G. Marks Primary Author mixed material Prof. Poorvi Tiwari Primary Author Dr. Pravinkumar Rewatkar Primary Author mixed material BIBLIOTEX Primary Author mixed material Christopher R. Thomas Primary Author S. Charles Maurice Primary Author mixed material Michael R. Baye Primary Author Jeffrey T. Prince Primary Author mixed material