individual decision makers on farms are systematically replaced by corporate farming over decades; restricting sales to authorized dealers, and assigning those

individual decision makers on farms are systematically replaced by corporate farming over decades; restricting sales to authorized dealers, and assigning those dealers exclusive territory, was done systematically for the last seventy years. If JD dismantles effective competition in the 1970s, who exactly is there to provide competitive alternatives? It is a "captured market" in the USA. "view from the City"