Dynamic cross-selling is a novel marketing technique in electronic commerce setting.Given associ- ation rules and the level of inventory,two issues are analyzed:(1)how to select packaging complements and (2)how to price product packages to maximize profits.First the cross-selling problem was formulated as a e- vent-driven markov decision process model,then a knowledge-driven Q-learning algorithm based on association rule,K-Q-learning,was proposed,which has high efficiency and effectiveness in so...