While opportunism has been a focus of transaction cost economics, perceived opportunism, where one party is perceived to be acting opportunistically when there is no opportunistic intent, can also lead to increased transaction costs in an exchange. In this study, consistent with forms of opportunism observed in our context of manufacturing outsourcing, we examine two different forms of perceived opportunism-perceived poaching and shirking. As narratives of the hidden costs of outsourcing discuss concerns of suppliers in emerging economies engaging in poaching and shirking, we examine if the level of economic development where a supplier operates affects perceptions of supplier poaching and shirking and also examine if the supplier's competitive priorities moderate those perceptions. To empirically test these relationships, we combine archival data of location characteristics with a dyadic primary dataset that captures perceived supplier opportunism, self-reported supplier opportunism,