A join that is based upon equality between values in two common columns with the same name and where one duplicate column has been removed is called a(n):
A) equi-join.
B) natural join.
C) multivariate join.
D) inner join.
B
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The current and quick ratios have two limitations. These ratios
a. emphasize the ineffectiveness of analysts' calculations, and focus on liquid assets at a point in time instead of a period of time. b. focus on cash instead of working capital, and they represent a point in time instead of covering a period of time. c. focus on working capital instead of cash, and they represent a point in time instead of covering a period of time. d. are ignored by most creditors, and focus on working capital instead of cash.
Effective information has all of the following characteristics except
a. relevance b. completeness c. summarization d. structure
An investment contract:
A. is the basic investment document of a 1933 Act registered offering. B. is used to bring enforcement actions against investors who violate provisions of the 1934 Act. C. regulates the sale of securities while they are passing from the hands of the issuer into the hands of the public investors. D. is defined as an investment of money in a common enterprise with an expectation of profits from the efforts of others.
Which of the following statements does not apply to portfolio theory?
a. It is the foundation for the capital asset pricing model. b. It is the foundation for capital market or security price research. c. It holds that risk can be eliminated by holding a portfolio of investments. d. It is a theory of rational investment choice and utility maximization.