DUBAI: Dubai Holding, the investment vehicle of the emirate’s ruler, will need Dh25bn ($6.8bn) to build an entertainment district that will include the world’s largest shopping mall, Chief Executive Ahmad bin Byat said yesterday. “The way things are growing I think we are barely coping with the demand ... tourism is growing in Dubai,” Byat said . The “Mall of the World” entertainment district will including air-conditioned streets. Reuters