Complex sentence: John Rogers Commons, 1862-1945 was born in Hollandsburg, Ohio was a well-known institutional economist who developed an analysis of collective action by the State and other institutions, which he saw as essential to understanding economic dynamics.
Split into simpler sentences: John Rogers Commons (1862-1945) was a well-known institutional economist, and born in Hollansburg, Ohio. Commons is best known for developing an analysis of collective action by the state and other institutions, which he saw as essential to understanding economic dynamics.