Loggers are much likely to supply wood to the market if property rights are enforced. In the presence of market failures, public policy can improve economic efficiency. Classify the source of market failure in each case listed. a. A person smoking in a restaurant emits second-hand smoke that harms other restaurant patrons.
b. A single public utilities company is responsible for supplying electricity for an entire state.
c. As a result, the utilities company can set the price of electricity.

Companies in the u.s. car rental market vary greatly in terms of the size of the fleet, the number of locations, and annual revenue. in 2011 hertz had 320,000 cars in service and annual revenue of approximately $4.2 billion. the following data show the number of cars in service (1000s) and the annual revenue ($ millions) for six smaller car rental companies (auto rental news website, august 7, 2012). excel file: data14-09.xls if required, enter negative values as negative numbers. a. select a scatter diagram with the number of cars in service as the independent variable. b. what does the scatter diagram developed in part (a) indicate about the relationship between the two variables? c. use the least squares method to develop the estimated regression equation (to 3 decimals). ŷ = + x d. for every additional car placed in service, estimate how much annual revenue will change. by $ e. fox rent a car has 11,000 cars in service. use the estimated regression equation developed in part (c) to predict annual revenue for fox rent a car. round your answer to nearest whole value. $ million hide feedback partially correct

Scientists developed the first successful human cell culture in vitro (grown in a lab) in the 1950s by removing cancer cells from a woman. this concept has allowed modern scientists to successfully grow organs. which of the following answers  bestdetermines why there was success?   neurons send a signal to the cell to multiply.a large blood supply to the cell allows enough nutrients for growth.cells are the basic unit of life and thus can regenerate if in a controlled environment.cells cannot reproduce on their own, and the scientist manipulates them to grow.

The expenditures and receipts below are related to land, land improvements, and buildings acquired for use in a business enterprise. the receipts are enclosed in parentheses. money borrowed to pay building contractor (signed a note) $(276,500 ) (b) payment for construction from note proceeds 276,500 (c) cost of land fill and clearing 11,220 (d) delinquent real estate taxes on property assumed by purchaser 8,340 (e) premium on 6-month insurance policy during construction 12,060 (f) refund of 1-month insurance premium because construction completed early (2,010 ) (g) architect’s fee on building 27,040 (h) cost of real estate purchased as a plant site (land $206,800 and building $55,900) 262,700 (i) commission fee paid to real estate agency 9,620 (j) installation of fences around property 4,030 (k) cost of razing and removing building 10,130 (l) proceeds from salvage of demolished building (4,910 ) (m) interest paid during construction on money borrowed for construction 13,700 (n) cost of parking lots and driveways 17,690 (o) cost of trees and shrubbery planted (permanent in nature) 14,080 (p) excavation costs for new building 2,950 identify each item by letter and list the items in columnar form.