 
 <prompt> How e dey affect di economy of di world? Based on di question wey dey before dis one, write something wey get di answer. E fit be 1 - 20 sentences. Context: <response>: London na one of di top global city, wit strength for arts, commerce, education, entertainment, fashion, finance, healthcare, media, professional services, research and development, tourism, and transport wey dey make am shine. E be one of di top financial centres for di world and e get di fifth or sixth largest metropolitan area GDP for di world depending on how dem measure am. London na world cultural capital. E be di city wey people dey visit pass for international arrivals and e get di largest city airport system for di world based on passenger traffic. London na one of di top investment destinations for di world, e get plenty international retailers and plenty ultra high-net-worth individuals pass any other city. London get 43 universities wey be di largest for higher education for Europe, and for 2014 report dem put am for number one for world university rankings. According to di report, London still dey number one for software, multimedia development and design, and e dey share number one position for technology readiness. For 2012, London become di first city wey host di modern Summer Olympic Games three times. 