Marxism is an interpretation of history which explains the progress of society as a product of the expansion of the forces of production of the material means of life, that is, the development of...

Marxism is an interpretation of history which explains the progress of society as a product of the expansion of the forces of production of the material means of life, that is, the development of economy.
Earl Browder

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The social system grows rigid but the productive forces continue to expand, and conflict ensues between the forces of production and the social conditions of production.
- Earl Browder

Marxism is an interpretation of history which explains the progress of society as a product of the expansion of the forces of production of the material means of life, that is, the development of economy. Earl Browder

Marxism is an interpretation of history which explains the progress of society as a product of the expansion of the forces of production of the material means of life, that is, the development of economy.
Earl Browder