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data quality issues for many of our samples. In this article, we review different sampling techniques, including … convenience, purposive, probability-based, and snowball sampling. We highlight strengths and weaknesses of each approach to help … organizational researchers choose the most appropriate sampling techniques for their research questions. We identify best practices …
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Rather than businesses, individual end consumers may develop innovations for themselves. Typically such innovators are not bothered with protecting their innovation-related knowledge, a phenomenon recently coined as ‘free innovation’ (von Hippel, E. (in press), Free Innovation, MIT Press:...
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New products are highly valued by manufacturers and retailers due to their vital role in revenue generation. Product life cycle curves often vary by their shapes and are complicated by promotional activities that induce spiky and irregular behaviors. We collaborate with JD.com to develop a...
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In this paper we introduce a stochastic network formation model where agents choose both actions and links. Neighbors in the network benefit from each other's action levels through local complementarities and there exists a global interaction effect reflecting a strategic substitutability in...
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