But investors, burned by previous reforms that ultimately proved hollow, say it will take time to build trust and listed myriad questions over the final shape of the economy. Tinubu is from the same party as predecessor Muhammadu Buhari, dubbed "Baba Go-slow" for his pottering pace - taking six months to appoint cabinet members. Nigeria's international dollar bonds and the country's stock market have been boosted by the speedy reforms. Reuters GraphicsInvestors also worry about low tax receipts and falling oil output - structural reforms that will take far longer to sort. Meanwhile interest rates, which Tinubu has said he would like to see fall, were hiked by 50 bps last month to 18.5%.

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Persons: Bola, Temilade, Bola Tinubu's, Tunde Ajileye, Muhammadu Buhari, Godwin Emefiele, Goldman Sachs, Andrew Matheny, John Mumo, Joe Delvaux, Amundi, Delvaux, Tinubu, Patrick Curran, Rachel Savage, Libby George, Karin Strohecker, Nick Macfie Organizations: Nigeria's, REUTERS, Central Bank, Reuters, Reuters Graphics, Tellimer, Thomson Locations: Abuja, Nigeria, JOHANNESBURG, LONDON, Lagos, Blakeney, Africa