The u. s. government pays for that producers would most likely not provide in the marketplace, such as building roads.
public goods and services
borrowing money
revenue

Suppose you hold a portfolio consisting of a $10,000 investment in each of 8 different common stocks. the portfolio's beta is 1.25. now suppose you decided to sell one of your stocks that has a beta of 1.00 and to use the proceeds to buy a replacement stock with a beta of 1.55. what would the portfolio's new beta be? do not round your intermediate calculations.

Ahospital purchases a $500,000 magnetic resonance imaging (mri) machine that has a useful life of 9 years. the salvage value at the end of 9 years is $77,000. (a) write a linear equation that describes the value y (in dollars) of the mri machine in terms of the time t (in years), 0 ≤ t ≤ 9. (b) find the value, in dollars, of the machine after 6 years. $ (c) find the time, in years, when the value of the equipment will be $140,000. (round your answer to two decimal places.) yr

Greentel, a telecom giant, has been using the service of orpheus inc. for training its employees. according to a deal signed by the two companies, orpheus inc. is not only responsible for training greentel's employees but also for providing comprehensive administrative services to the telecom giant. in this instance, greentel engages in