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The heterogeneous effect of software patents on expected returns : evidence from India
Eberhardt, Markus; Fafchamps, Marcel; Helmers, Christian; … - In: Economics letters 145 (2016), pp. 73-78
Persistent link: https://www.econbiz.de/10011618215
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Unobserved heterogeneity and the relation between earnings and firm size: evidence from two developing countries
Söderbom, Måns; Teal, Francis; Wambugu, Anthony - In: Economics letters 87 (2005) 2, pp. 153-160
Persistent link: https://www.econbiz.de/10006752433
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Unobserved heterogeneity and the relation between earnings and firm size : evidence from two developing countries
Söderbom, Måns; Teal, Francis J.; Wambugu, Anthony - In: Economics letters 87 (2005) 2, pp. 153-159
Persistent link: https://www.econbiz.de/10002837215