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When do textbooks matter for achievement? : evidence from African primary schools
Kuecken, Maria; Valfort, Marie-Anne - In: Economics letters 119 (2013) 3, pp. 311-315
Persistent link: https://www.econbiz.de/10009757565
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When do textbooks matter for achievement? Evidence from African primary schools
Kuecken, Maria; Valfort, Marie-Anne - In: Economics letters 119 (2013) 3, pp. 311-315
Persistent link: https://www.econbiz.de/10010108397
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Prevention or treatment? : the case of malaria
Berthélemy, Jean-Claude; Gaudart, Jean; Thuilliez, Josselin - In: Economics letters 131 (2015), pp. 16-19
Persistent link: https://www.econbiz.de/10011422504