The political nature of taxation in Visigothic Spain
Santiago Castellanos, 201

Power over past and future: Abbess Emma and the nunnery of Sant Joan de les Abadesses
Jonathan Jarrett, 229

Origins of the European Economy: a debate

Preface
Edward James, 259

Introduction
Michael McCormick, 263

Slavery or freedom? The causes of early medieval Europe's economic advancement
Joachim Henning, 269

Some open questions
Andreas Schwarcz, 279

East central Europe
Florin Curta, 283

Coinage
Alan M. Stahl, 293

'Things that travelled': the surprising case of raw glass
David Whitehouse, 301

Complexity, chronology and context in the early medieval economy
Michael McCormick, 307

Book reviews, 325