Holmberg, Pär, Ruddell, Keith and Willems, Bert (2025) Multi-Product Supply Function Equilibria. TSE Working Paper, n. 25-1669, Toulouse

Willems, Bert and Yueting, Yu (2023) Bidding and Investment in Wholesale Electricity Markets: Discriminatory versus Uniform-Price Auctions. TSE Working Paper, n. 23-1462, Toulouse

Mulder, Machiel and Willems, Bert (2019) The Dutch retail electricity market. Energy Policy, vol. 127. pp. 228-239.

Willems, Bert and Zwart, Gijsbert (2018) Optimal regulation of network expansion. RAND Journal of Economics, vol. 49 (n° 1). pp. 23-42.