1. What are the main factors causing economic growth?
2. What types of policy can be used to promote economic growth?
3. Why does the index of sustainable economic welfare (ISEW) differ from gross national product (GNP)?
1. Using the function mp Sample TW, compute the average uniqueness of each label. What is the first-order serial correlation, AR(1), of this time series? Is it statistically significant? Why?
2. Fit a random forest to a financial dataset where 
(a) What is the mean out-of-bag accuracy?
(b) What is the mean accuracy of k-fold cross-validation (without shuffling) on the same dataset?
(c) Why is out-of-bag accuracy so much higher than cross-validation accuracy? Which one is more correct / less biased? What is the source of this bias?
1. What are the main assumptions of perfect competition?
2. In a monopoly, if a firm fixes the price, what determines the amount supplied?
3. Imperfect competition can be divided into three submarkets. What are they?
1. Using the code presented in Section 8.6:
(a) Generate a dataset (X, y).
(b) Apply a PCA transformation on X, which we denote Ẋ.
(c) Compute MDI, MDA, and SFI feature importance on (Ẋ,y), where the base estimator is RF.
(d) Do the three methods agree on what features are important? Why?
2. From exercise, generate a new dataset (Ẍ,y), where Ẍ is a feature union of X and Ẋ .
(a) Compute MDI, MDA, and SFI feature importance on (Ẍ,y), where the base estimator is RF.
(b) Do the three methods agree on the important features? Why?
1. What are some typical inputs and outputs of the accounting cycles?
2. Why is it important for a company to have an internal control system?
What is the difference between a general control and an application control?
1. What are teams and how are they formed? Consider this question in the context of your
group and the board of your Central Bank.
2. How successful is your team in deriving their recommendation? Is your team able to agree
on and manage their schedule? Are their different opinions and how are they resolved?
3. Assume that you are the chairman of the central bank board and your team mates are board
members. How would you handle different opinions and would you do things differently
compared to what your team did?
4. Now assume that you are board member and have a different recommendation to other
board members. Having gone through this process, how might you contribute to the
discussion differently in the future?
Attachments:
The-video-we-….mp4
Mock-Central-…
Marking-rubri….pdfIndividual-re….pdfGroup-meeting….pdf
1. What criticisms do monetarists make about a large PSNCR?
2. What are open market operations?
3. When did special deposits cease to be used?
1. What caused the shrinkage of the public sector in the 1980s?
2. Give three arguments for nationalization.
3. What is marginal cost pricing?
4. What were three reasons for privatization?
5. How do merit goods differ from public goods?
1. What asset and liability accounts might the AAA use to record its transactions?2. List at least two transactions that the AAA might record.
1. What are this dealer’s implied cross bid and ask prices for exchanging Australian dollars and New Zealand dollars? Specify which currency should be the base currency in these quotes?
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