To profit from crowdsourcing, organizations can engage in four different approaches: microtasking, information pooling, broadcast search, and open collaboration. In this paper, we present 21 governance mechanisms that can help organizations manage their crowdsourcing platforms. We investigate the effectiveness of these governance mechanisms in 19 case studies and recommend specific configurations of these mechanisms for each of the four crowdsourcing approaches. Also, we provide guidance to

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... nizations that host a crowdsourcing platform by providing recommendations for implementing governance mechanisms into their platforms and building up governance capabilities for crowdsourcing.