Web and internet economics : 18th International Conference WINE 2022 Troy NY USA December 12 15 2022 : proceedings This book constitutes the refereed proceedings of the 18th International Conference on Web and Internet Economics WINE 2022 which was held Troy NY USA in December 2022.The 19 full papers presented together with 19 abstracts in this volume were carefully reviewed and selected from 126 submissions. They were organized in topical sections as follows: theoretical computer science artificial intelligence economics operations research and applied mathematics