The main difference between a tariff and an import quota is that: a tariff will cause lower prices than an import quota. a tariff generates tax revenue, while an import quota generates rents to the license holders. a tariff will cause higher prices than an import quota. an import quota reduces imports more sharply than a tariff.

Telecom co. enters into a two-year contract with a customer to provide wireless service (voice and data) for $40 per month. to induce customers, telecom co. provides a free phone. telecom co. normally sells the phone on a stand-alone basis for $200. telecom co. also charges the customer a one-time activation fee of $35.which of the following is true? a) there are two distinct performance obligations: the voice service and the data service b) the free phone constitutes as a marketing expense c) the activation fee is a separate performance obligationd) there are two distinct performance obligations: the wireless services and the phone