The Commercial Revolution of the Middle Ages, 950–1350

On the Medieval Origins of the Modern State (Princeton Classics)

The Sovereign State and Its Competitors: An Analysis of Systems Change (Princeton Studies in International History and Politics)

Mediaeval Feudalism

Introduction to Medieval Europe 300-1500

Transitions to Capitalism in Early Modern Europe (New Approaches to European History)

Gold & Spices: The Rise of Commerce in the Middle Ages

An Economic and Social History of Later Medieval Europe, 1000-1500

Medieval Technology and Social Change

The Early Growth of the European Economy: Warriors and Peasants from the Seventh to the Twelfth Century (World Economic History Series)

Religious Poverty and the Profit Economy in Medieval Europe