Can Partial Horizontal Ownership Lessen Competition More Than a Monopoly? 10.94
Duarte Brito, Ricardo Ribeiro, Helder Vasconcelos
Economics Letters, vol. 176, 2019, p. 90-95.

Quantifying the Coordinated Effects of Partial Horizontal Acquisitions 15.91
Duarte Brito, Ricardo Ribeiro, Helder Vasconcelos
European Economic Review, vol. 110, 2018, p. 108-149.

Unilateral Effects Screens for Partial Horizontal Acquisitions: The Generalized HHI and GUPPI 9.26
Duarte Brito, António Osório, Ricardo Ribeiro, Helder Vasconcelos
International Journal of Industrial Organization, vol. 59, 2018, p. 127-189.

Measuring Unilateral Effects in Partial Horizontal Acquisition 12.35
Duarte Brito, Ricardo Ribeiro, Helder Vasconcelos
International Journal of Industrial Organization, vol. 33, 2014, p. 22-36.