Google had obtained credit card usage status from the card company and grasped it in connection with online advertisement browsing situation

by CafeCredit.com

Bloomberg reports that Google has "tied up" with credit card giant MasterCard (MasterCard), keeping track of the online advertisement browsing of card users and the status of purchasing items offline.

Google and Mastercard Cut a Secret Ad Deal to Track Retail Sales - Bloomberg
https://www.bloomberg.com/news/articles/2018-08-30/google-and-mastercard-cut-a-secret-ad-deal-to-track-retail-sales

Google reportedly bought Mastercard data to link online ads with offline purchases - The Verge
https://www.theverge.com/2018/8/30/17801880/google-mastercard-data-online-ads-offline-purchase-history-privacy

Google "tied up" with MasterCard around 2014, and as measures against online shopping sites such as Amazon.com, "How much was sold in a real shop under the influence of online advertisement" It is believed to be for measuring. As a method, when a user logged in to a Google account clicks on an advertisement and purchases goods clicked on MasterCard within 30 days after that, it is recorded as "offline revenue" in advertisement effectiveness, and a report to advertiser It is also reflected in the form. So far it has been difficult to measure effectively how much online advertising is affected by the purchase of goods in a real store, and Google can use Google Maps and users who obtained location information from Android devices We have provided location history information for the advertiser, but this was not able to determine whether "actually purchased" or not.

According to Bloomberg's investigation, Google has paid several million dollars (hundreds of millions of yen) in return for receiving customer's purchase information from MasterCard, sharing part of advertising revenue. However, Google spokeswoman denies that it will not distribute revenues with business partners.

As for "affiliation" with MasterCard, although there is no clear comment from Google, in the service called "Google Attribution" announced in 2017, about 70 credit cards and debit cards used in the United States About%, we are announcing that it is possible to trace transactions. Although the name of the partner was hidden, it is obvious that at least this MasterCard is included in this news report.

Google will begin offering "Google Attribution" that allows users to track advertisements and track items that they bought offline - GIGAZINE

The MasterCard side refuses comment on "affiliation" with Google, but on the other hand "it will help to measure the effectiveness of the advertisement campaign by sharing transaction trends with merchants and service providers" It is clarifying.

According to a representative of an advertising agency, the advertisement campaign that we used to do with the previous Google earnings of $ 5.7 (about 630 yen) against the advertisement cost of 1 dollar (about 110 yen) was " "About 10.6 dollars (about 1180 yen) of revenue has been raised against the dollar of advertising expenses since the introduction," it was frankly meaningful to invest more in Google "I say.

Both Google and MasterCard say "We will not share" personal information "with partners, and if we believe that word, only the transaction information is used only ....