This article features a couple of studies about news reading and influence by advertising on purchase behaviour.
56% of online newspaper readers researched a product advertised in the newspaper
56% of internet-using newspaper readers researched or purchased at least one product they saw advertised in the newspaper. 42% of respondents purchased at least one product. 44% of respondents researched at least one product. Among them 67% researched online, and 70% of this group made a subsequent purchase; 48% visited, and 23% called, a store; 23% asked a friend, according to Newspaper Association of America
http://www.marketingcharts.com/print/print-newspaper-ads-drive-online-research-in-store-purchases-4277/www.naa.org
47% of newspaper readers go directly to an advertised URL
47% of those who responded to a newspaper ad by going online went directly to a URL they saw in the advertisement, according to Newspaper Association of America. 31% of them chose to use a search engine (mostly Google). The purchase probability of those who responded to a newspaper ad by searching Google is about the same as those who respond by visiting a store (72% and 71%, respectively).
http://www.naa.org/
52% of newspaper readers would buy the product after seeing newspaper ad
48% of respondents said they would trust the product more if they saw it in the newspaper after seeing it online, according to Newspaper Association of America. 52% said they would be more likely to purchase that product.
http://www.naa.org/