Why slave-owners never willingly emancipated their slaves? — Branko Milanovic

Mostly a consideration of Adam Smith's position on slavery.

Global Inequality
Why slave-owners never willingly emancipated their slaves?
Branko Milanovic | Visiting Presidential Professor at City University of New York Graduate Center and senior scholar at the Stone Center on Socio-economic Inequality, senior scholar at the Luxembourg Income Study (LIS), and formerly lead economist in the World Bank's research department and senior associate at Carnegie Endowment for International Peace