* 1. Do you currently have a working mobile or cell phone, or not?

* 2. In a typical day, about how many calls do you make on your cellphone?

* 3. In a typical month, about how much money, in U.S. dollars, do you spend on your cable service?

* 4. About how much money, in U.S. dollars, did you spend last month on your cable service?

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