 Microcredit also began here and the offices of the Nobel Prize-winning Grameen Bank and BRAC (the largest non-governmental development organisation in the world) are based in Dhaka.Urban developments have sparked a widespread construction boom; new high-rise buildings and skyscrapers have changed the city's landscape.Growth has been especially strong in the finance, banking, manufacturing, telecommunications and services sectors, while tourism, hotels and restaurants continue as important elements of the Dhaka economy.