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Public R&D expenditure and private R&D expenditure : a causality analysis
Yoo, Seung-hoon - In: Applied economics letters 11 (2004) 11, pp. 711-714
Persistent link: https://www.econbiz.de/10002195772
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A robust approach to dealing with zero expenditures on mobile communications
Yoo, Seung-hoon - In: Applied economics letters 10 (2003) 12, pp. 757-760
Persistent link: https://www.econbiz.de/10001819327
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Does information technology contribute to economic growth in developing countries? : A cross-country analysis
Yoo, Seung-hoon - In: Applied economics letters 10 (2003) 11, pp. 679-682
Persistent link: https://www.econbiz.de/10001820209
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Comparing estimates of risk between markets and telecommunications institutions in Europe
Agiakloglou, Christos N.; Bloutsos, Konstantinos - In: Applied economics letters 18 (2011) 4/6, pp. 575-579
Persistent link: https://www.econbiz.de/10009233519