Four key marketing decision variables are price (p), advertising (a), transportation (t), and product quality (q). consumer demand (d) is influenced by these variables. the simplest model for describing demand in terms of these variables is: d = k – pp + aa + tt + qq where k, p, a, t, and q are constants. discuss the assumptions of this model. specifically, how does each variable affect demand? how do the variables influence each other? what limitations might this model have? how can it be improved?

Long-distance providers are becoming increasingly concerned about certain activities within their industry. various companies come together voluntarily to implement new standards of social responsibility that members must abide by. what seems to be the primary motivation in this case for an increased interest in social responsibility? - because corporations are creations of society, they are responsible for giving back to the communities in which they operate.- these companies have realized it is in their best interest to increase their social responsibility before they are once again subject to stricter regulations.- these companies are using social responsibility as a means to increase their profitability, both short term and long term.- long-distance providers have started taking pride in their industry and its record for social responsibility.- they feel a responsibility to their stockholders, employees, the government, investors, and society as a whole.

Match the steps for conducting an informational interview with the tasks in each step.

Why do you think the compensation plans differ at the two firms? in particular, why do you think kaufmann’s pays commissions to salespeople, while parkleigh does not? why does parkleigh offer employees discounts on purchases, while kaufmann’s does not?