Search Results - subject:"Qualitative variables"

An equality test across nonparametric regressions

Lavergne, Pascal - Sonderforschungsbereich 373, Quantifikation und … - 1998

general test of significance for qualitative variables in a nonparametric regression. In the case of a fixed C, our procedure …

Persistent link: https://www.econbiz.de/10010956516

<InlineEquation ID="IEq1"> <EquationSource Format="TEX">$$\mathcal{D}$$</EquationSource> </InlineEquation>-optimal Minimum Support Mixture Designs in Blocks

Goos, Peter; Donev, Alexander - In: Metrika 65 (2007) 1, pp. 53-68

Persistent link: https://www.econbiz.de/10005598575

Research, Innovation And Productivity: An Econometric Analysis At The Firm Level

Crepon, Bruno; Duguet, Emmanuel; Mairesse, Jacques - In: Economics of Innovation and New Technology 7 (1998) 2, pp. 115-158

This paper studies the links between productivity, innovation and research at the firm level. We introduce three new features: (i) A structural model that explains productivity by innovation output, and innovation output by research investment: (ii) New data on French manufacturing firms,...

Persistent link: https://www.econbiz.de/10009200615