Mary and Cathy are roommates. Mary assigns a $30 value to smoke cigarettes. Cathy values smoke-free air at $15. Which of the following scenarios is a successful example of the Coase theorem?
a. Cathy offers Mary $20 not to smoke. Mary accepts and does not smoke.
b. Mary pays Cathy $16 so that Mary can smoke.
c. Mary pays Cathy $14 so that Mary can smoke.
d. Cathy offers Mary $15 not to smoke. Mary accepts and does not smoke.

Amarket that consists of all possible consumers regardless of their specific needs or wants is a

Wilson center is a private not-for-profit voluntary health and welfare entity. during 2017, it received unrestricted pledges of $638,000, 65 percent of which were payable in 2017, with the remainder payable in 2018 (for use in 2018). officials estimate that 14 percent of all pledges will be uncollectible. a. how much should wilson center report as contribution revenue for 2017? b. in addition, a local social worker, earning $20 per hour working for the state government, contributed 600 hours of time to wilson center at no charge. without these donated services, the organization would have hired an additional staff person. how should wilson center record the contributed service?

phillips, inc. had the following financial data for the year ended december 31, 2019. cash $ 41,000 cash equivalents 75,000 long term investments 59,000 total current liabilities 149,000 what is the cash ratio as of december 31, 2019, for phillips, inc.? (round your answer to two decimal places.)