First-differences is used to solve the problem of... Time-constant unobserved factors that would otherwise create an endogeneity problem. Heteroskedacticity. Parallel trends. A failure of the assumption of "linearity in parameters".
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First-differences is used to solve the problem of...
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Time-constant unobserved factors that would otherwise create an endogeneity problem. |
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Heteroskedacticity. |
||
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Parallel trends. |
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A failure of the assumption of "linearity in parameters". |
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- Which of the FF. statements is correct. A. Even if a company has adopted the best technology possible, it will not be able to meet the target of minimizing the costs of production nor meet the target output if the workers inside the company do not value team work and the workers envy each other. B. the output produced by the company is limited by the available technology C. new technologies will be adopted in place of the old technologies if the new technologies can produce the output at a lower cost D. all are correct E. none is correctHeteroscedasticity problem may be controlled by Select one: a. using generalised least squares. b. Cannot be controlled at all. c. Log-transformation of data and using generalized least squares. d. log-transformation of data.No plagarism please ? Correct and detailed answer will be Upvoted else downvoted. Thank you!
- State any five assumptions of the benchmark mode and highlight the weaknesses of those assumptions.What is the main assumption needed to proceed with a “difference in differences” research project? Why do the time trends matter?Johansen Methodology is necessary if _______ a. cointegration vectors has Markow switching movement. b. there is a VAR process in the cointegrating vectors c. there are more than cointegrating vectors d. there is nonlinearity in the cointegration vectors.
- A hypothetical company located in the Asia Pacific region is an integrated wood industry company which manages over 800,000 hectares of natural forest and 50,000 hectares of industrial timber plantations. The company also has two plywood factories and two Medium Density Fibreboard factories with a total production capacity of 200,000m3 per year. It exports over 85% of its product to more than 15 countries in 5 continents. Plywood production consists requires energy, water, and use of some industrial chemicals. The process produces emissions into water and air. The company is aware that its operations have multiple social and environmental impacts, especially relating to forest preservation and air and water quality. The company decides to implement ISO 14001. What benefits could the company derive from certification under ISO 14001? Relate to the ISO certification of a wood-based company in a real world.Which of the following will add rigor to a purposive study? a. The degree of accuracy of the results b. Generalizability of the results c. A good theoretical base and methodological design d. All of the abovE. From the standpoint of the final solution (amount of input used and the resulting amount of output produced): Group of answer choices A: Setting MRP = MFC is the same as setting MR = MC B: MR and MRP are always the same C: MC and MFC are always the same D: All other answers are correct
- Though they tend to be cost and time overruns; costless and inexpensive to the tax payers, megaprojects transform the face of many economies. Select one: True FalseThe cumulative learning curve coefficient CLCC(20, 0.8) is defined as follows:a. the cost to produce 20 units in a process with c(1) = 1 and a learning rate of 0.8.b. the cost to produce one unit in a process with c(1) = 20 and a learning rate of 0.8.c. the cost to produce one unit in a process with c(1) = 1 and a learning rate of 0.820.d. the cost to produce the 20th unit in a process with c(1) = 1 and a learning rateof 0.8.Profit maximization can be inferred from MR=MC since: please choose all the answers that are correct a marginal change in either direction will reduce profits, assuming diminishing marginal returns revenue = costs occurs at the breakeven point diminishing marginal returns suggest a parabolic trade-off If MR<MC then more output reduces profits If MR>MC more profit can be made by increasing output