The paper investigates empirically the decision of firms to adopt Information and Communication Technologies (ICT) based on a comprehensive specification of a "rank model" of technology adoption (complemented by "epidemic effects") using firm-level data for the Swiss business sector. The...

This paper analyzes long-term effects of skilled-worker immigration on productivityfor the Huguenots migration to Prussia. We combine Huguenot immigration lists from1700 with Prussian firm-level data on the value of inputs and outputs in 1802 in aunique data base. In 1685, religious persecution...