You own a marketing research firm. Your client operates a Taxi service from a commuter town to a busy city centre. The transport alternatives for this commute are limited (there is no Bus service). The client wants to make sure that he is offering the best service possible to his customers. He wants to understand better their views on the service and their experience of it. He has come to you for advice.
Prepare a proposal for him outlining the strengths and limitations of
(a) A cross-sectional study; and a longitudinal or panel study.
Note: the student has to link the strengths and limitations with respect to the case given. Examples should be given.