Aghion, Philippe; Fedderke, Johannes W.; Howitt, Peter; … - 2008
(2003).
4
Total world income is raised by international trade since the average productivity parameter
b
A
t
is
generally …. Symmetrically for the A
∗
it
’s. Note therefore that international
trade raises total world income through the selection effect … proportional gain from
liberalization. By opening up to international trade, technologically advanced intermediate producers
can …