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Explain the conditions under which a natural monopoly would emerge. Why are natural monopolies often regulated by the government?
Business Economics, Economics
A researcher conducted a one-sample z -test with alpha set to 0.05, and calculated a test statistic of 1.99. The null hypothesis was H 0 : μ = 500 and the critical values were +1.96 and -1.96. Which is the most appropr ...
Please help me solve the following questions. 1) In a two-year survey of 100 census tracts in Seattle (WA), Rountree and Warner (1999) observed a mean official violent crime rate of 27.06 per 1,000, with a standard devia ...
Why are many business and data series only presented in seasonally adjusted data?
A rainstorm in Portland, Oregon, wiped out the electricity in 10% of the households in the city. Suppose that a random sample of 70 Portland households is taken after the rainstorm. Estimate the number of households in t ...
A decision maker has ordered every commodity in Walmart alphabetically according to the commodity's name. Every time when he needs to choose from several commodities, he always choose the second one according to his orde ...
Explain how financial leverage at investment banks differed from financial leverage at more traditional commercial banks. What is the benefits of this leverage? What are the primary risks associated with financial levera ...
For assumption of regression, the four assumption, linearity, independence, no multicollinearity, equal Variance, which one cannot be detected by any means?
A monopolist faces a market demand curve given by P(y) = 100 y. Its cost function is c(y) = y 2 + 20. (a) Find its profit - maximizing output level y and the market price p(y ). (b) Calculate its total revenue, total cos ...
A survey of Internet users reported that 20% downloaded music onto their computers. The filing of lawsuits by the recording industry may be a reason why this percent has decreased from the estimate of 27% from a survey t ...
Money in a bank account earns 7% simple interest per year. (a) What is the effective rate of interest for the time interval [3,4]? (b) What is the effective rate of discount for the time interval [3,4]?
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