Isabela Villamil, János Kertész, and Mihály Fazekas (2024) Collusion Risk in Corporate Networks. Scientific Reports, 14.
Collusion among economic operators increases prices, reduces product quality, and hinders innovation. Structural links can affect the incentive and ability of firms to behave competitively by facilitating collusion. We use a network-based approach to study the relationship between ownership links and bidding behavior in procurement markets. We build temporal multiplex networks based on firms’ ownership and co-bidding ties to find network measures that may …