METHOD FOR DISPLAYING ADVERTISEMENT USING RETURN ON INVESTMENT IN INTERNET SEARCH ENGINE AND SYSTEM THEREOF

摘要

An advertisement display method and a system using the return on the investment are provided to preferentially display the advertisement in which the return on the investment is high by comparing the return on the investment of a display advertisement with the return on the investment of a search advertisement. An advertisement display method comprises: a step(S110) for calculating each return on the investment(ROI) of a display advertisement(DA) and a search advertisement(SA); a step(S120) for comparing each return on the investment of the display advertisement and the search advertisement; and a step(S140) for preferentially displaying the advertisement in which the return on the investment is high among the display advertisement and the search advertisement according to the comparison result.