Editing Kista (section)

=== Economy ===
Kista is the largest corporate area in Sweden and important to the national economy.<ref name="OECD2013">{{cite book|title=OECD Green Growth Studies Green Growth in Stockholm, Sweden|url=https://books.google.com/books?id=4G3oCqJJJScC&pg=PA70|date=23 May 2013|publisher=OECD Publishing|isbn=978-92-64-19515-8|page=70}}</ref>
The construction of the industrial section of Kista began in the 1970s with companies such as SRA (Svenska Radioaktiebolaget, now a part of [[Ericsson]]), RIFA AB (later Ericsson Components AB, and later still Ericsson Microelectronics AB, and now [[Infineon Technologies]]), and IBM Svenska AB (the Swedish branch of [[International Business Machines|IBM]]). [[Ericsson]] has had its headquarters in Kista since 2003.<ref name="Kim2005"/> [[Cellmax]] is another local company founded and headquartered in Kista.

Kista is the largest [[Information and communications technology|Information and Communications Technology (ICT)]] cluster in Europe,<ref name="kista.com">{{cite web| url = http://www.kista.com| title = Hem - Kista Science City}}</ref> and was ranked the world's second largest<ref>Page 84. The Business of Global Energy Transformation: Saving Billions through Sustainable Models. Mats R. Larsson. Global Energy Transformation Institute. 2012, Palgrave Macmillan. Macmillan Publishers Limited, Houndmills, Basingstoke, Hampshire RG21 6XS, United Kingdom. https://books.google.com/books?id=RX4x1amBi44C&dq=Global+Transformation+kista&pg=PA84</ref> cluster after [[Silicon Valley]] in [[California]] during the internet boom of 2000. It is the largest corporate area in Sweden, important to the national economy<ref name="Kim2005">{{cite book|last=Kim|first=Junmo|title=Globalization and Industrial Development|url=https://books.google.com/books?id=__lZdK1S4OkC&pg=PA73|date=10 July 2005|isbn=978-1-4697-2393-8|page=73}}</ref> due to the presence of, among others, [[Ericsson]], one of the largest corporations in Sweden.