Transversal Agency and Crowding Out
Pedro Pita Barros, Steffen Hoernig, Tore Nilssen
Journal of Institutional and Theoretical Economics, vol. 171, 2015, p. 589-608.

Industrial Policy and Firm Heterogeneity
Pedro Pita Barros, Tore Nilssen
Scandinavian Journal Of Economics, vol. 101, 1999, p. 597-616.

The Effect of Firm Heterogeneity on R&D Competition
Pedro Pita Barros, Tore Nilssen
Nordic Journal Of Political Economy, vol. 25, 1999, p. 87-93.