Disposable Income: Income that can be spent for purposes other than such necessities as food, shelter, and taxes. suburbs Urbanization: The growth of cities and their immediate and also the movement of large numbers of people to urban centers. is paid for wholly or in Social Tourism: Recreational travel that part by a government, a labor union, or a similar organization. Multiplier Effect: The number of times which money that originates with tourism is spent within the economy of a tourist destination Leakage: The tourist money that leaves the tourist destination area because of imports, profits for foreign investors, and so on. Labor-intensive: The industries with a high proportion of workers to the number of people served are called labor-intensive.