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Testing for unit roots using panel data : Application to the French stock market efficiency
Boumahdi, Rachid; Thomas, Alban - In: Economics Letters 37 (1991) 1, pp. 77-79
Persistent link: https://www.econbiz.de/10005159050
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Instrument relevance and efficient estimation with panel data
Boumahdi, Rachid; Thomas, Alban - In: Economics Letters 93 (2006) 2, pp. 305-310
Persistent link: https://www.econbiz.de/10005288086
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Another look on earnings functions : Testing for the demand side
Boumahdi, Rachid; Plassard, Jean-Michel - In: Economics Letters 38 (1992) 1, pp. 73-76
Persistent link: https://www.econbiz.de/10005307535