Yet at the same time he continued to undermine the ground-work of that part of the economic system in which the people have the most practical interest. He bought up stock in the various national undertakings and thus pushed his influence into the circuit of national production, making this latter an object of buying and selling on the stock exchange, or rather what might be called the pawn in a financial game of chess, and thus ruining the basis on which personal proprietorship alone is possible. Only with the entrance of the Jew did that feeling of estrangement, between employers and employees begin which led at a later date to the political class-struggle.