Definition: Given a document, generate a short title of the document. The title should convey the main idea/event/topic about which the document is being written. Note that URLs in the text have been replaced with [Link].
Input: The prime minister  is to call on investors to boycott social media platforms that do not delete and censor perceived âextremistâ views.
Speaking at the Davos World Economic Forum  Theresa May will argue that not enough is being done to fight terrorism and paedophiles online.
âTechnology companies still need to go further in stepping up to their responsibilities for dealing with harmful and illegal online activity â  the prime minister  will say according to advance extracts of  her  speech.
Tech companies need to take their responsibilities to society seriously. Thatâs why today at #Davos18  in front of the worldâs leading business men and women  I will set out how together we can shape the standards  norms and rules of how we behave in the digital world. #WEF18 pic.twitter.com/PMgXWVTNvL â Theresa May (@theresa_may) January 25  2018

Theresa May at Davos: Investors Must Boycott Social Media Firms Not Censoring 'Extremist' Views