What did Karl Max Say and Believe In? 1818-1883

-Criticising the Free Market, saying a Small Ruling Producers had Dominance over the Working Class [Bourgeoisie vs Proletariat] -Profit Maximisation Behaviour would Exploit Workers [Low Wages ie] until a Revolution took place. This would lead to the Proletariats Controlling in the Ownership of Resources -Marx led to Communism rising, but Marx didn't say much about Command Economies.