Aghion, Philippe - Centre de recherche en Économie (OFCE), Sciences … - 2009
these costs over time. Moreover, suppose the
existence of knowledge externailities between these new industrial activities … by doing are not fully internalized by indus-
trial sectors, since they do not internalize the knowledge externalities … activities with knowledge spillovers on the
rest of the economy, should require more skills than other activities. Thus NT …