Shun Tsukamoto Graduate School of Economics, Nagoya University   , Japan   tsukamoto.shun.h5@a.mail.nagoya-u.ac.jp     Biographical Sketch: I am a researcher in applied microeconomics, focusing on platform markets (as the main topic) and copyright (as a secondary topic). I received my Doctor of Economics (which is equivalent to Ph.D.) from Nagoya University (in Japan) on March 2020. Currently, I have a researcher position at Nagoya University. / My research areas at this point are specifically industrial organization (IO) and its related areas such as law and economics. I currently specialize in theoretical IO. Nevertheless, I am also interested in conducting empirical research. / This profile is owned and maintained by myself at my own discretion, and does not represent any of my past and current affiliations.       JEL Areas: L1 : Market Structure, Firm Strategy, and Market Performance: General L4 : Antitrust Issues and Policies: General