Do more concentrated supplier portfolios benefit firm innovation? The moderating roles of financial slack and growth opportunities Available to Purchase

Dr Meng Chen is assistant professor at the Research Center for Smarter Supply Chain, Soochow University. He earned his PhD from the School of Management, University of Science and Technology of China. His research interests include digital supply chain management, digital business model innovation, and non-market strategies. His work has appeared in leading international journals such as International Journal of Operations and Production Management, Decision Support Systems, Industrial Marketing Management, and Information and Management, among others.

Dr Hefu Liu is professor at the School of Management, University of Science and Technology of China. He earned his PhD degree from the University of Science and Technology of China and City University of Hong Kong. He has published in leading international journals such as Journal of Operations Management, Production and Operations Management, MIS Quarterly, Decision Science Journal, Decision Support Systems, and International Journal of Operations and Production Management, among others.

Dr Xinlin Tang is associate professor at the Department of Business Analytics, Information Systems and Supply Chain, Florida State University. She earned his PhD from Georgia State University. Her research interests lie at the intersection of information system strategy and interorganizational relationship management. Her work has appeared in leading scholarly journals including Journal of Operations Management, Information Systems Research, and Journal of Management Information Systems, among others.