This paper investigates Samuelson's (JEP, 2004) argument that technical progress of the trade partner may hurt the home country. We illustrate this prospect in a simple Ricardian model for sitations with outward knowledge spillovers. Within this framework Samuelson's "Act II" effects may occur....

Openness to foreign investments is associated with risks. To mitigate these risks, many high-income countries have strengthened the control of foreign investments over the last decade in an increasing number of sectors considered critical. Investment screening distorts the market for...