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In-Mu Haw and Morgan Swink Study the Role of Direct Equity Ownership in Supply Chains

TCU Neeley Research Highlight – Combining leadership experience, Neeley Faculty influence industry and academic leaders through research findings.  

June 30, 2023

TCU Neeley School of Business J. Vaughn and Evelyne H. Wilson Professor of Business, In-Mu Haw, and Eunice and James L. West Chair in Supply Chain Management, Morgan Swink, in partnership with Wenlan Zhang, studied how direct equity ownership (DO) that a buyer holds in its supplier affects their financial performance and operations. It finds that DO enhances the buyer's financial performance by providing greater control, particularly benefiting innovative or competitive buyers. However, DO does not significantly improve the supplier's performance and may lead to increased investment by suppliers in relationship-specific assets and more favorable credit terms for buyers. (Journal of Operations Management, 2023). 

Abstract

This study examines the effect of direct equity ownership (DO) a buyer holds in its supplier on financial performance and operations of the supplier and buyer. Based on a sample of US buyer–supplier pairs from 1982 to 2017, we find that DO benefits buyer performance, but not supplier performance. The results support the view that DO mainly provides greater control for the buyer. Furthermore, we find that the performance effects of DO are moderated by firm characteristics that engender dependence. The beneficial influence of DO on a buyer's performance is more pronounced when the buyer is more innovative or operates in a more competitive environment. Our examination of the effects of DO on the operations of suppliers and buyers finds that suppliers in buyer–supplier relationships (BSRs) with higher DO invest more in relationship-specific assets (R&D), provide more trade credits, and have lower gross profit margins. Buyers in BSRs with higher DO receive more trade credits and have lower cost of goods sold when the purchases of the buyer from the supplier make up a high proportion of the buyer's cost of goods sold. Overall, these results suggest that DO primarily benefits the buyer at the expense of the supplier, a finding that is consistent with the effects of bargaining and control power of the buyer. We discuss the implications of these findings for practitioners and for extensions to both relational and resource dependence theories.

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Photo: In-Mu Haw

In-Mu Haw

Professor
J. Vaughn and Evelyne H. Wilson Professor of Business
Accounting Department

Neeley 3206
817-257-7563
i.haw@tcu.edu

Photo: Morgan Swink

Morgan Swink

Executive Director
Professor
Eunice and James L. West Chair in Supply Chain Management
Center for Supply Chain Innovation

Neeley 3236
817-257-7463
m.swink@tcu.edu