In Breaking into the Monopoly, Yukihisa Kumagai examines how the commercial pressure groups of Glasgow, Liverpool, and Manchester organised campaigns to end the British East India Company's monopoly from 1812-1813 and 1829-1833.

Yukihisa Kumagai, Ph.D. (2008), University of Glasgow, is Assistant Professor of Economics Course at University of the Ryukyus, Japan. He has published academic journal articles on British economic history in the UK and Japan.