History of socialism French revolution, as well as from the German philosophy of GWF Hegel, and English political economy, particularly that of Adam Smith and David Ricardo. Marx and Engels developed a body of ideas which they called scientific socialism, more commonly called Marxism. Marxism comprised a theory of history (historical materialism) as well as a political, economic and philosophical theory. In the "Manifesto of the Communist Party", written in 1848 just days before the outbreak of the revolutions of 1848, Marx and Engels wrote, "The distinguishing feature of Communism is not the abolition of property generally, but the abolition of bourgeois property".
Punctuated equilibrium in social theory Punctuated equilibrium in social theory Punctuated equilibrium in social theory is a method of understanding change in complex social systems. The method studies the evolution of policy change, including the evolution of conflicts. The theory suggests that most social systems exist in an extended period of stasis, which are later punctuated by sudden shifts in radical change. The theory was largely inspired from the biological theory of punctuated equilibrium developed by paleontologists Niles Eldredge and Stephen Jay Gould. The punctuated equilibrium model of policy change was first presented by Frank Baumgartner and Bryan Jones in 1993, and has increasingly received