Twitter unveils new tools to measure ad effectiveness

(Reuters) – Twitter Inc said in a blog it would provide its advertisers with custom data-driven reports to help them gauge the impact of their ad campaigns on their profits. The effectiveness of an ad campaign will be measured by dividing an advertiser's target audience into two groups – one that sees the ads and another that doesn't – and comparing conversions across the two test groups. Twitter's ad revenue per monthly average user has been declining and to stem this it has launched new advertising products, notably its app install ads

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Netflix blames weak U.S subscriber adds on new chip-based cards

Video-streaming service provider Netflix Inc reported third-quarter U.S. subscriber additions below its own forecast, blaming an ongoing transition to chip-based cards for the miss. Shares of Netflix, known for its original shows such as “House of Cards” and “Orange is the New Black”, plunged about 15 percent after the bell, before clawing back to trade down 2.4 percent

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Internet gap hinders small firms in poor countries, study shows

By Tom Miles GENEVA (Reuters) – A study of small and medium-sized businesses around the world has found that one of the main reasons they underperform – especially in poorer countries – is that they make too little use of the Internet. Small and medium-sized enterprises (SMEs) in Brazil are three times less productive than big firms there while those in India are 10 times less productive

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Computer science now top major for women at Stanford University

By Sarah McBride SAN FRANCISCO (Reuters) – Computer science has for the first time become the most popular major for female students at Stanford University, a hopeful sign for those trying to build up the thin ranks of women in the technology field. Based on preliminary declarations by upper-class students, about 214 women are majoring in computer science, accounting for about 30 percent of majors in that department, the California-based university told Reuters on Friday. If more women majored in technological fields like computer science, advocates say, that could help alleviate the dearth of women in engineering and related professions, where many practitioners draw on computer science backgrounds

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A majority of U.S. adults now use social media: Pew study

Social media usage among American adults has ballooned in the past decade with about two-thirds now on social networking sites, Pew Research Center said on Thursday. The 65 percent of adults in the United States using social media is up from 46 percent in 2010 and just 7 percent in 2005, the year Pew began tracking usage

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From sadness to wow, Facebook launches reaction buttons beyond like

Like it or not, Facebook Inc's trademark “like” button is set to get more expressive. The social network said on Thursday it is launching a pilot test of “Reactions,” with users able select from seven emotions, including like and “wow.” “Dislike,” however, is not one of the options

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