Knoebels Amusement Park in Elysburg, Pennsylvania, charges a lump-sum fee, L, to enter its Crystal Pool. It also charges p per trip down a slide on the pool's water slides. Suppose that 400 teenagers visit the park, each of whom has a demand function of q_1 = 6 - p, and that 350 seniors also visit, each of whom has a demand function of q_2 = 3 - p. Knoebels's objective is to set L and p so as to maximize its profit given that it has no (non-sunk) cost and must charge both groups the same prices. Required:
What are the optimal L and p?

Following is stanley black & decker’s income statement for 2016 (in millions): stanley black & decker, inc. income statement for the year ended december 31, 2016 ($ millions) sales $11,406.9 cost of goods sold 7,139.7 gross profit $ 4,267.2 selling, general and administrative expenses 2,602.0 other operating expenses 268.2 operating income 1,397.0 interest and other nonoperating expenses 171.3 income before income tax 1,225.7 income tax expense 261.2 net income $ 964.5 compute stanley black & decker’s gross profit margin.

Following is a list of various costs incurred in producing replacement automobile parts. with respect to the production and sale of these auto parts, classify each cost as either variable costs, fixed costs, or mixed costs. 1. oil used in manufacturing equipment 2. plastic 3. property taxes, $165,000 per year on factory building and equipment 4. salary of plant manager 5. cost of labor for hourly workers 6. packaging 7. factory cleaning costs, $6,000 per month 8. metal 9. rent on warehouse, $10,000 per month plus $25 per square foot of storage used 10. property insurance premiums, $3,600 per month plus $0.01 for each dollar of property over $1,200,000 11. straight-line depreciation on the production equipment 12. hourly wages of machine operators 13. electricity costs, $0.20 per kilowatt-hour 14. computer chip (purchased from a vendor) 15. pension cost, $1.00 per employee hour on the job

Which plan offers a tax-free education?