Spatial Differencing: Estimation and Inference, with Federico Belotti and Gianluca Santoni, CESIFO Economic Studies. forthcoming 

Local government cooperation at work: a control function approach, (with Angela Parenti and Sonia Paty),  Journal of Economic Geography, Volume 17, Issue 2, 1 March 2017, Pages 435–463

Employer education, agglomeration and workplace training: knowledge spillovers vs poaching (with Giuseppe Croce, Emanuela Ghignoni, Andrea Ricci), Regional Studies 2016 11/17 doi 1230270

Informal work in a flexible labour market (with L. Elia, C. Tealdi) Oxford Economic Papers, 2016, 69 1,143/164

Migration, Labor Tasks and Production Structure (with G. De Arcangelis , G. Santoni) Regional Science and Urban Economics, 2015 Elsevier Vol 53 C, 156/169 

Decentralized Deterrence, with an Application to Labor Tax Auditing (with N. Persico, N. Sahuguet) American Economic Journal: Microeconomics, 2013 5(1): 35-62.

Strategic Fiscal Interaction across Borders: Evidence from French and German Local Governments along the Rhine-Valley (with Aurelie Cassette and Dirk Foremny) Journal of Urban Economics, 2012 volume 72, issue 1,p. 17-30

Tax Limited Reaction Functions (with F. Revelli), Journal of Applied Econometrics, 

Undeclared Work, Employer Tax Compliance, and Audits

Public Finance Review January 2011 39: 75-102,

Back to Black? The impact of regularising migrant workers, with E.M. Martino and P. Naticchioni

The Effect of Local Taxes on Firm Performance: Evidence from Geo-Referenced Data, with Federico Belotti and Gianluca Santoni

Heterogenous mechanisms in WWII stress transmission: evidence from a natural experiment, with Vincenzo Atella and Joanna Kopinska

Avoiding Taxes by Transfer within the Family, with Henry Ohlsson and E.M. Martino

The effect of sickness leave monitoring: evidence from a randomised experiment, with T. Boeri and P.Naticchioni