entry strategies. The four main groups of entry strategies are independency entrepreneurship, opportunity entrepreneurship …, spin-out entrepreneurship and necessity entrepreneurship. The results indicate that firms conducting R&D continuously start … new market opportunities as well as spin-out entrepreneurship exhibit a higher initial size while start-ups established …

: the entrepreneurship rate and the fraction of small firms fall with per capita income across countries, while average firm …'s potential payoffs in working and in entrepreneurship. If some firms consistently benefit more from technological progress than …