Test analysis: This question is relatively simple, and the materials reflect people's capitalism. After the war, stocks were dispersed, joint-stock companies developed greatly, and people's capitalism appeared. So choose C. Item A is about the economic form; Item b is the change of management mode; Item D is a welfare system and has nothing to do with material things.

Comments: The emergence of post-war people's capitalism is an important embodiment of enterprise micro-adjustment. The emergence of people's capitalism is the result of the development of post-war productive forces. On the one hand, social funds can be raised to a greater extent, on the other hand, it should be noted that the decision-making power of enterprises is still in the hands of capitalists.