Visit the Web sites that follow for readings on the  economics of advertising. After studying them, do you believe advertising primarily promotes monopoly or does it foster many buyers and sellers? Support your argument with points from the articles.
a. “The Economics of Advertising” (Introduction), 2001— introductory essay to a volume edited by Columbia University economist Kyle Bagwell: www.columbia. edu/%7Ekwb8/advertisingintrofv2.pdf .
b. “Advertising,” The Library of Economics and Liberty:  The Concise Encyclopedia of Economics —an interesting  primer by Prof. George Bittlingmayer, University of  Kansas: www.econlib.org/library/Enc/Advertising.html.