Question: Where is the headquarters of the resulting company after the merger of Standard Life and Aberdeen Asset Management PLC?

full_context: Document 1: Aberdeen Asset Management: Aberdeen Asset Management PLC is an international investment management group, managing assets for both institutions and private investors from offices around the world. Its head office is in Aberdeen, Scotland. The company was listed on the London Stock Exchange until 14 August 2017 when, as a result of a merger with Standard Life, it became a subsidiary of the renamed Standard Life Aberdeen.
Document 2: Janus Capital Group: Janus Capital Group, Inc. was an American publicly owned investment firm headquartered in Denver, Colorado. The company's asset-management disciplines included growth, core, international, value, mathematical, alternative and fixed-income. These products were sold through advisors and financial intermediaries, to institutional investors and directly to retail investors. Janus Capital Group was created as a result of the January 1, 2003, merger of Janus Capital Corporation into its parent company, Stilwell Financial Inc. Janus Capital Group consists of Janus Capital Management LLC (Janus), INTECH Investment Management LLC (INTECH), and Kapstream Capital Pty Limited (Kapstream), in addition to a range of exchange‐traded products. Additionally, Janus Capital Group owns 80% of Perkins Investment Management (formerly Perkins, Wolf, McDonnell and Company).
Document 3: Ignis Asset Management: Ignis Asset Management was an asset management company with head offices in Glasgow and London. In July 2014, Standard Life Investments (Holdings) Limited acquired Ignis, formerly Resolution Asset Management, for £390m.
Document 4: Dundee Stock Exchange: The Dundee Stock Exchange was established in 1879. In 1964, it merged into the Scottish Stock Exchange along with the Glasgow Stock Exchange, Edinburgh Stock Exchange, and Aberdeen Stock Exchange. It continued to operate as a local branch until 1971, when the local exchanges closed completely. By 1973, the Scottish Stock Exchange had merged into the London Stock Exchange.
Document 5: Old Mutual: Old Mutual plc is an international investment, savings, insurance, and banking group. Established in 1845 in South Africa, it had more than 19 million customers and £394.9 billion assets under management as of 31 December 2016. It is listed on the London Stock Exchange and Johannesburg Stock Exchange and is a constituent of the FTSE 100 Index.
Document 6: Scottish American Investment Company: The Scottish American Investment Company () is a publicly traded investment trust listed on the London Stock Exchange. It invests in a broad range of UK and international assets. The Scottish American Investment Company is managed by Baillie Gifford & Co Limited, the Edinburgh-based investment management partnership.
Document 7: GlaxoSmithKline: The company has a primary listing on the London Stock Exchange and is a constituent of the FTSE 100 Index. As of August 2016 it had a market capitalisation of £81 billion (around $107 billion), the fourth largest on the London Stock Exchange. It has a secondary listing on the New York Stock Exchange.
Document 8: Standard Life Aberdeen: Standard Life Aberdeen plc is an investment company with headquarters in Edinburgh and operations around the globe. In March 2017, Standard Life reached an agreement to merge with the investment company Aberdeen Asset Management. Standard Life was renamed Standard Life Aberdeen on 14 August 2017. It is listed on the London Stock Exchange and is a constituent of the FTSE 100 Index.
Document 9: Union Investment: Union Investment (formal name Union Asset Management Holding AG) is the investment arm of the DZ Bank Group and part of the cooperative financial services network. It was founded in 1956 and is headquartered in Frankfurt.
Document 10: Standard Chartered Kenya: Standard Chartered Kenya, whose official name is Standard Chartered Bank Kenya Limited, but is sometimes referred to as Stanchart Kenya, is a commercial bank in Kenya. It is a subsidiary of the British multinational financial conglomerate headquartered in London, United Kingdom, known as Standard Chartered. Stanchart Kenya is one of the banks licensed by the Central Bank of Kenya, the central bank and national banking regulator, in the largest economy in the East African Community.
Document 11: Affiliated Managers Group: Affiliated Managers Group Inc. is an American international investment management company headquartered in Massachusetts that owns stakes in a number of boutique asset management, hedge fund, and specialized private equity firms.
Document 12: Keith Skeoch: Norman Keith Skeoch (born November 1956) is a British businessman. He is the chief executive (CEO) of Standard Life, a British long term savings and investment company, and head of Standard Life Investments, its asset management division.
Document 13: BlackRock: BlackRock, Inc. is an American global investment management corporation based in New York City. Founded in 1988, initially as a risk management and fixed income institutional asset manager, BlackRock is the world's largest asset manager with $5.7 trillion in assets under management as of July 2017. BlackRock operates globally with 70 offices in 30 countries and clients in 100 countries. Due to its power, BlackRock has been called the world's largest shadow bank.
Document 14: Scottish Stock Exchange: The Scottish Stock Exchange was a stock exchange which started trading on 2 January 1964 following a merger of the four main stock exchanges in Scotland: the Edinburgh Stock Exchange, Glasgow Stock Exchange, Dundee Stock Exchange, and Aberdeen Stock Exchange. The main secretariat of the exchange was in Glasgow, while the Edinburgh, Dundee, and Aberdeen exchanges operated as local branches until 1971, when the local exchanges closed completely.
Document 15: LaSalle Bank: LaSalle Bank Corporation was the holding company for LaSalle Bank N.A. and LaSalle Bank Midwest N.A. (formerly Standard Federal Bank). With US$116 billion in assets, it was headquartered at 135 South LaSalle Street in Chicago, Illinois. LaSalle Bank Corporation was formerly an indirect subsidiary of Netherlands-based ABN AMRO Bank N.V., one of the world's largest banks, with total assets of EUR 986 billion, more than 3,000 locations in over 60 countries and a staff of more than 105,000. Bank of America acquired LaSalle Bank Corp. effective October 1, 2007, and officially adopted the Bank of America name on May 5, 2008.
ground_truth: Edinburgh