<P> The Global Financial Centres Index is compiled semi-annually by the London - based British think - tank Z / Yen in conjunction with the Shenzen - based think - tank China Development Institute . London has been the top - ranked centre from the index 's inception in 2007 , except from March 2014 to September 2015 , when New York City led . </P>
<P> The Global Financial Centres Index is compiled semi-annually by the London - based British think - tank Z / Yen in conjunction with the Shenzen - based think - tank China Development Institute . London has been the top - ranked centre from the index 's inception in 2007 , except from March 2014 to September 2015 , when New York City led . </P>
is london or new york the financial capital of the world
is london or new york the financial capital of the world
London
London