求两篇文献,谢谢!
【作者(必填)】Shengqi Ye, Goker Aydin, Shanshan Hu
【文题(必填)】sponsored Search Marketing: Dynamic Pricing and Advertising for an Online Retailer
【年份(必填)】2014
【作者(必填)】Wilfred Amaldoss, Preyas S. Desai, Woochoel Shin
【文题(必填)】Keyword Search Advertising and First-Page Bid Estimates: A Strategic Analysis
【年份(必填)】2015
【全文链接或数据库名称(选填)】Management Science