 DHL Express, the international air express arm of German transport and logistics giant Deutsche Post DHL, said Tuesday it has raised wages 15 to 18 for hourly workers at its main U.S. hub at CincinnatiNorthern Kentucky International Airport. The increase means, for example, that the starting pay for hub operations agents, who work on an hourly basis, will range between 20 and 23 an hour, DHL Express said in a statement. 