Internet advertising's influence on purchase decisions finds Yahoo No. 1 overall and Google No. 4.

According to BIGresearch's latest Simultaneous Media Study (SIMM) of more than 15,000 respondents (December 2005), Google search engine users are most influenced on purchase decisions to buy electronics (30.5 percent), Yahoo is second (27.5 percent), MSN third (24.9 percent), AOL fourth (23.9 percent) and Ask Jeeves ranked fifth (20.8 percent). Google also finishes first regarding purchases of telecom services (10.3 percent) with Yahoo and MSN tied for second (10.1 percent).

However, Yahoo finishes No. 1 with home improvement and Google finishes fourth in this category. Yahoo is also on top for medicines (Google is No. 5); and Yahoo finishes first for eating out and Google is third.

Get the full story at iMedia Connections