[ed. with A. Monson] Fiscal regimes and the political economy of premodern states (in preparation)

‘State revenues and expenditures in the Han and Roman empires’, in: W. Scheidel (ed.), State power in ancient China and Rome, Oxford University Press: New York (in preparation)

‘Rome, Tenochtitlan, and beyond: comparing empires across space and time’, in: C. Lyons and J. Pohl (eds.), Altera Roma: art and empire from the Aztecs to New Spain (forthcoming)

‘Studying the state’, in P. F. Bang and W. Scheidel (eds.), The Oxford handbook of the ancient state: Near East and Mediterranean, Oxford University Press: New York, in press

‘Fiscal regimes and the ‘First Great Divergence’ between eastern and western Eurasia, in: P. F. Bang and C. A. Bayly (eds.), Tributary empires in global history, Palgrave Macmillan: Basingstoke, 2011, 193-204

‘The Xiongnu and the comparative study of empire,’ in: U. Brosseder and B. K. Miller (eds.), Xiongnu archaeology – multidisciplinary perspectives on the first steppe empire in Inner Asia, Rheinische Friedrich-Wilhelms-Universität Bonn: Bonn, 2011, 111-120

‘From the ‘Great Convergence’ to the ‘First Great Divergence’: Roman and Qin-Han state formation and its aftermath’, in: W. Scheidel (ed.), Rome and China: comparative perspectives on ancient world empires, Oxford University Press: New York, 2009, 11-23

‘Sex and empire: a Darwinian perspective’, in: I. Morris and W. Scheidel (eds.), The dynamics of ancient empires: state power from Assyria to Byzantium, Oxford University Press: New York, 2009, 255-324

‘Mobilisierung und Beteiligung: die griechischen Stadtstaaten, Karthago und Rom’, in: G. Mandl and I. Steffelbauer (eds.), Krieg in der antiken Welt, Magnus Verlag: Essen, 2007, 420-435

‘The demography of Roman state formation in Italy’, in: M. Jehne and R. Pfeilschifter (eds.), Herrschaft ohne Integration? Rom und Italien in republikanischer Zeit, Verlag Antike: Frankfurt a. M., 2006, 207-226

‘Republics between hegemony and empire: how ancient city-states built empires and the USA doesn’t (anymore)’, Princeton/Stanford Working Papers in Classics, February 2006

‘From monetization to culture change’, in: Archaeological Dialogues 12.1 (2005), 35-37

‘Military commitments and political bargaining in ancient Greece’, Princeton/Stanford Working Papers in Classics, November 2005

‘Creating a metropolis: a comparative demographic perspective’, in: W. V. Harris and G. Ruffini (eds.), Ancient Alexandria between Egypt and Greece, Brill: Leiden, Boston and Cologne, 2004, 1-31

‘Human mobility in Roman Italy, I: The free population’, in: Journal of Roman Studies 94 (2004), 1-26

‘GERMANICVS und SARMATICVS: Die Ereignisgeschichte des Jahres 175 bei Cassius Dio und die Emissionsabfolge der kaiserlichen Reichsprägung’, in: Pomoerium 1 (1994), 69-74

‘Dokument und Kontext: Aspekte der historischen Interpretation epigraphischer Quellen am Beispiel der ‘Krise des dritten Jahrhunderts’’, in: Rivista storica dell' antichità 21 (1991 [1993]), 145-164

‘Der Germaneneinfall in Oberitalien unter Marcus Aurelius und die Emissionsabfolge der kaiserlichen Reichsprägung’, in: Chiron 20 (1990), 1-18

‘Probleme der Datierung des Costoboceneinfalls im Balkanraum unter Marcus Aurelius’, in: Historia 39 (1990), 493-498