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Does food quality certification improve eco-efficiency? : empirical evidence from Chinese vegetable production

Kang, Shijia; Frick, Fabian; Ait Sidhoum, Amer; Sauer, … - In: Food policy : economics planning and politics of food … 121 (2023), pp. 1-19

Persistent link: https://www.econbiz.de/10014489046

Product and process certification in imperfectly competitive markets : an application to the US pork markets

Nilsson, Tomas - 2005

Persistent link: https://www.econbiz.de/10003905681

Staatliche Eingriffe in Märkte für Kinderbetreuung : Theorie und Empirie im deutsch-amerikanischen Vergleich

Spieß, C. Katharina - 1998

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Publicizing the results of standardized external tests : does it have an effect on school outcomes?

Anghel, Brindusa; Cabrales, Antonio; Sainz, Jorge; Sanz … - In: IZA journal of European Labor Studies 4 (2015) 7, pp. 1-20

We study the effect of standardized external tests on students’ academic outcomes. We exploit the fact that only one of the 17 Spanish regions started doing and publishing the results of standardized tests in 2005 and apply a difference-in-difference methodology using outcomes of the PISA...

Persistent link: https://www.econbiz.de/10010533314