Why is the market demand curve for public goods calculated as a vertical summation of individual demand​ curves? A. because public goods require vertical summation to account for the higher level of fairness compared to private goods.
B. because public goods are finite in availability of​ consumption, so the vertical summation accounts for the limit.
C. because the public good is​ non-rival, so you and others can consume every unit of the good at the same time.
D. because public goods are the opposite of private​ goods, therefore the summing must be done similar to club goods.

Read the following paragraph, and choose the best revision for one of its sentences.dr. blake is retiring at the end of the month. there will be an unoccupied office upon his departure, and it is big in size. because every other office is occupied, we should convert dr. blake’s office into a lounge. it is absolutely essential that this issue is discussed at the next staff meeting. (a) because every other office is occupied, it’s recommended that we should convert dr. blake’s office into a lounge. (b) because every other office is filled, we should convert dr. blake’s office into a lounge.

You are a team of marketing consultants. it is 2008 and the great recession has struck. one of your clients is whole foods market (sometimes known as whole paycheck). wfm has come to you and asked for strategic advice on how to adapt their product and pricing strategies in light of the economic downturn: 1. advise wfm on the various approaches that could be taken to reducing price. be sure to consider potential psychological impact of price reductions on wfm consumers. 2. based on the options outlined in part 1, recommend an approach and support with marketing theory.

What are the uses of national income data