The role of IPRs on prices, wages and growth in a two countries directed technical change model
Óscar Afonso
vol. 19, 2019, p. 1-27.

Business Cycle Synchronization across U.S. States
Luís Francisco Aguiar-Conraria, Pedro Brinca, Haukur Vioar Guojonsson, Maria Joana Soares
vol. 17, 2017, p. 1-15.