All of the following products are likely to have significant network externalities except

A) cat food. B) cell phones.
C) Twitter. D) popular board games.


A

Economics

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To estimate dynamic causal effects, your textbook presents the distributed lag regression model, the autoregressive distributed lag model, and a quasi-difference representation of the distributed lag model with autoregressive errors

Using a simple example, such as a distributed lag model with only the current and past value of X and an AR(1) model for the error term, discuss how these models are related. In each case suggest estimation methods and evaluate the relative merit in using one rather than the other. What will be an ideal response?

Economics

With a negative income tax providing a minimum of $20,000 and a tax rate of 25 percent, what amount of supplement would the government pay to a household earning $10,000?

a. $5,000 b. $10,000 c. $17,500 d. $20,000

Economics

In contrast with nominal values, real values refer to nominal values

What will be an ideal response?

Economics

Refer to the budget line shown in the diagram. If the consumer's money income is $20, the:



A. prices of C and D cannot be determined.
B. price of C is $2 and the price of D is $4.
C. consumer can obtain a combination of 5 units of both C and D.
D. price of C is $4 and the price of D is $2.

Economics