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Posted by Mark Thoma on November 30, 2007 at 01:54 PM | Permalink | Comments (0) | TrackBack (0)
Brief Outline of Topics Covered in Lecture 17
Chapter 25 Rational Expectations and Implications for Policy
Materials from class:
Continue with materials posted for lecture 16.
Video:
Lecture 17 [Google video] - Fall 2007
Lecture 17 [Windows Media] - Fall 2007
Economics 470 Lecture 17 |
Previous (these were taped outside of class):
Lecture 17 - Chapter 25, pgs. 652-658
Google Video
Additional Reading:
Application:
This graph is from the San Francisco Fed. It shows the relationship between unemployment and wage inflation:
The accompanying write-up says:
Conventional wisdom holds that when the unemployment rate falls below the NAIRU, wage inflation increases, which eventually feeds through to price inflation. A key question for policymakers is whether this conventional wisdom remains relevant today.
There are a number of potentially mitigating factors that might temper the relevance of this historical relationship. Three factors that have received particular study of late are: (1) mismeasurement of available workers, (2) mismeasurement of the NAIRU, and (3) changes in the sensitivity of wage inflation to the unemployment rate owing to the rising importance and stability of inflation expectations.
Although the measured unemployment rate is quite low, some would argue that it does not fully capture the population available for work. Relative to the late 1990s, the labor force participation rate (LFP) and the employment-to-population ratio remain low, suggesting that there is some room for the total workforce to expand. On the other hand, the aging of the baby boom makes the return to past peaks in LFP or the employment-to-population ratio less than certain.
The NAIRU is difficult to measure and is affected by a number of demographic and institutional factors. There is a wide range of credible estimates of the current NAIRU—4.7 to 5.2—suggesting that labor markets may not be quite as tight as the consensus estimate would imply.
The sensitivity of wage inflation to the unemployment rate depends in part on the inflation expectations of workers. Despite elevated levels of price inflation of late, inflation expectations remain well-contained, likely tempering the magnitude of cost-of-living based wage increases demanded by workers.
Posted by Mark Thoma on November 29, 2007 at 01:00 AM in Fall 2007, Lectures | Permalink | Comments (0) | TrackBack (0)
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Posted by Mark Thoma on November 28, 2007 at 06:52 PM | Permalink | Comments (0) | TrackBack (0)
Brief Outline of Topics Covered in Lecture 16
Chapter 25 Rational Expectations and Implications for Policy
Materials from class:
Video:
Lecture 16 [Google video] - Fall 2007
Lecture 16 [Windows Media] - Fall 2007
Economics 470 Lecture 16 |
Previous (these were taped outside of class):
Lecture 16 - Chapter 25, pgs. 641-652
Google Video
Additional Reading:
Application:
Wake up to the dangers of a deepening crisis, by Lawrence Summers, Commentary, Financial Times: Three months ago it was reasonable to expect that the subprime credit crisis would ... not ... threaten ... economic growth. This is still a possible outcome but no longer the preponderant probability.
Even if necessary changes in policy are implemented, the odds now favour a US recession that slows growth significantly on a global basis. Without stronger policy responses..., moreover, there is the risk that the adverse impacts will be felt for the rest of this decade and beyond.
Posted by Mark Thoma on November 26, 2007 at 11:04 PM in Fall 2007, Lectures | Permalink | Comments (0) | TrackBack (0)
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Posted by Mark Thoma on November 24, 2007 at 12:26 PM | Permalink | Comments (0) | TrackBack (0)
Brief Outline of Topics Covered in Lecture 15
Chapter 24 Money and Inflation
Chapter 25 Rational Expectations and Implications for Policy
Materials from class:
None for today
Video:
Lecture 15 [Google video] - Fall 2007
Lecture 15 [Media Player] - Fall 2007
Economics 470 Lecture 15 |
Previous (these were taped outside of class):
Lecture 15 - Chapter 24, pgs. 626-635; Chapter 25, 639-641
Google Video
Additional Reading:
Application:
What the Fed says is different from what financial markets expect. Here's Tim Duy:
Headed For Another Game of Chicken?, by Tim Duy: Over the last two weeks, Fedspeak has been undeniably hawkish. Does anyone listen? As near as I can tell, pretty much no one in the global financial markets is listening. Expectations for additional easing in the months ahead are only growing. What’s a Fed watcher to do? Listen to the Fed or the financial markets? The smart money is on the markets and suggests the best move is to continue to shade expectations toward another rate cut in December.
The hawk parade was kicked off when Federal Reserve Governor Frederic Mishkin stepped up to the podium to reinforce the recent FOMC statement – delivering a clear message that he sees growth and inflation risks as equally balanced, and that the data, not the markets, will drive the outcome of the December meeting. Mishkin’s remarks were clearly intended to reduce expectations that the Federal Reserve is driving an unstoppable rate cut train. More interestingly, he waived the inflation flag, suggesting that Fed officials are starting to worry that inflation expectations are fraying. In total, he wants us to believe that if the data stream remains consistent with recent patterns, the Fed will hold tight in December. He bolstered that warning with a reminder that the Fed can always take back what was given in the last two outings of the FOMC:
The FOMC perhaps could have waited for more clarity and left policy unchanged last week, but I believe that the potential costs of inaction outweighed the benefits, especially because, should the easing eventually appear to have been unnecessary, it could be removed.
Pretty much a clear message – don’t take another rate cut for granted. And the hawkish beat kept up through the week; a nice little compilation can be found in the WSJ Marketbeat blog. A particularly blunt statement came from Philadelphia Fed President Charles Plosser:
Posted by Mark Thoma on November 19, 2007 at 10:44 PM in Fall 2007, Lectures | Permalink | Comments (0) | TrackBack (0)
Review Questions - Material after Midterm 2
Definitions
Potential or natural rate of output
Short-run aggregate supply
Long-run aggregate supply
Implicit and explicit contracts
Deficit and Debt
Debt monetization
Inflation
Cost push inflation
Demand pull inflation
Activist/non-activist
Data lag
Recognition lag
Legislative lag
Implementation lag
Effectiveness lag
Policy ineffectiveness proposition
Rational expectations
Natural rate hypothesis
Price rigidity
Essay
1. Explain the Monetarist view of aggregate demand. Explain why Monetarists do not believe that shifts in the IS curve affect aggregate demand.
2. Explain the Keynesian view of aggregate demand.
3. Why does the short-run aggregate supply curve slope upward? What factors cause the aggregate supply curve to shift?
4. Is the economy self-correcting?
5. What causes the LRAS curve to shift, i.e. what factors affect the natural rate of output? Explain.
6. Do Monetarists agree with Friedman's contention that inflation is always and everywhere a monetary phenomenon? Explain using the AD-AS model.
7. Do Keynesians agree with Friedman's contention that inflation is always and everywhere a monetary phenomenon? Explain using the AD-AS model.
8. Explain how the pursuit of a high employment target by policymakers can lead to inflation.
9. Can budget deficits lead to inflation? Explain.
10. Why might governments choose to monetize the debt?
11. Explain the activist and non-activist positions on the use of government policy to stabilize macroeconomic variables such as real output. What problems are encountered in the pursuit of activist policies?
12. Explain and give an example of the Lucas critique. Why is this important?
13. What are the essential differences between the Classical, Keynesian, New Classical, and New Keynesian models?
14. Show that it is possible in a model with expectations (e.g. using the New Classical model) for an increase in the money supply to reduce output if the change in the money supply is smaller than expected.
15. Compare and contrast the effects of an unexpected increase or decrease in the money supply on prices and output in the traditional Keynesian, New Classical, and New Keynesian models.
16. Compare and contrast the effects of an expected increase or decrease in the money supply on prices and output in the traditional Keynesian, New Classical, and New Keynesian models.
17. Suppose the monetary authority wants to reduce the inflation rate. Compare the costs (in terms of output) of reducing inflation in the traditional Keynesian, New Classical, and New Keynesian models. Be sure to cover both an expected and an unexpected change in policy. Why is the credibility of policymakers important?
Posted by Mark Thoma on November 18, 2007 at 03:42 PM in Fall 2007, Review Questions | Permalink | Comments (0) | TrackBack (0)
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Posted by Mark Thoma on November 16, 2007 at 02:11 PM | Permalink | Comments (0) | TrackBack (0)
Posted by Mark Thoma on November 15, 2007 at 02:28 PM in Fall 2007, Midterms | Permalink | Comments (0) | TrackBack (0)
Brief Outline of Topics Covered in Lecture 14
Chapter 22 Aggregate Demand and Supply Analysis
Chapter 24 Money and Inflation
Materials from class:
Video:
Lecture 14 [Google video] - Fall 2007
Lecture 14 [Media Player] - Fall 2007
Economics 470 Lecture 14 |
Previous (these were taped outside of class):
Lecture 14 - Chapter 22, pgs. 569-580; Chapter 24, pgs 613-626
Google Video
Additional Reading:
Application:
Bloomberg's John Berry on changes in Fed transparency:
Fed Changes More Than the Number of Forecasts, by John M. Berry, Bloomberg: Federal Reserve officials are going public with lots of the details missing from their traditional bare-bones forecasts, and they're going to do it four times a year instead of two.
The Federal Open Market Committee announced the changes yesterday in a statement, and Chairman Ben S. Bernanke discussed them in detail in a speech at the Cato Institute in Washington.
One thing the changes won't include is a formal target for inflation. And all the added information being released won't necessarily provide better guidance about what policy makers will do with their overnight lending-rate target at the next FOMC meeting. Minutes of the meetings already provide significant information about participants' views on the short- term economic outlook and the balance of risks to growth and inflation.
But what's really going to be new is that along with all the figures will be explanations that, according to the FOMC statement, ''will provide a fuller discussion of the projections, covering not only the outcomes that most meeting participants see as most likely, but also the risks to the economic outlook and the dispersion of views among policymakers.''
Posted by Mark Thoma on November 15, 2007 at 12:39 AM in Fall 2007, Lectures | Permalink | Comments (0) | TrackBack (0)
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Posted by Mark Thoma on November 14, 2007 at 02:03 PM | Permalink | Comments (0) | TrackBack (0)
Brief Outline of Topics Covered in Lecture 13
Chapter 22 Aggregate Demand and Supply Analysis
Materials from class:
Video:
Lecture 13 [Google video] - Fall 2007
Lecture 13 [Media Player] - Fall 2007
Economics 470 Lecture 13 |
Previous (these were taped outside of class):
Lecture 13 - Chapter 22, pgs. 561-568
Google Video
Additional Reading:
Application:
This is from Bruce Blonigen and a co-author, Alyson Ma:
Will China soon be making not only cheaper, but also better, products than everyone else?, by Bruce Blonigen and Alyson C. Ma, Vox EU: The opening of China and its breathtaking ascendancy to major-player status in world markets has led to significant hand-wringing by the rest of the world on many fronts. The huge outflow of cheap unskilled-labour-intensive products from China and its ramifications for wages and welfare in both developed and other less-developed countries has been a primary concern.
Recently, new hand-wringing concerns have been raised by various commentators. As it turns out, the composition of China’s exports is much closer to that of OECD countries than its level of per-capita income would suggest.[1] This has substantial implications not only for China’s ability to sustain its growth, but also for real wages of all workers in developed countries, not just unskilled ones.
A significant factor behind this surprising export sophistication by China may be the role of industrial policy to promote technologically-advanced industries. While it is well known that the Chinese government has historically had preferential tax treatment and free trade zones for foreign firms, it also often negotiates technology transfer arrangements with foreign firms. These are either through restrictions that limit FDI to joint venturing with a domestic partner or simply offering quid pro quo arrangements of technology transfer from the foreign firm to domestic ones in exchange for the foreign firm’s ability to sell to the huge Chinese market.[2]
Posted by Mark Thoma on November 12, 2007 at 11:25 PM in Fall 2007, Lectures | Permalink | Comments (0) | TrackBack (0)
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Posted by Mark Thoma on November 07, 2007 at 12:53 AM | Permalink | Comments (0) | TrackBack (0)
Brief Outline of Topics Covered in Lecture 12
Chapter 21 Monetary and Fiscal Policy in the IS-LM Model
Materials from class:
Video:
Lecture 12 [Google video] - Fall 2007
Lecture 12 [Media Player] - Fall 2007
Economics 470 Lecture 12 |
Previous (these were taped outside of class):
Lecture 12 - Chapter 20, pgs. 549-558
Google Video
Additional Reading:
Application:
Justin Fox on how Federal Reserve Governor Frederic Mishkin views the risk management approach to monetary policy in the current financial environment, and Mishkin's view of whether further rate cuts will be needed:
Rick Mishkin says the Fed is out to fight feedback loops, not bail out investors, by Justin Fox: Federal Reserve governor Frederic Mishkin gave a speech Monday... He said some interesting stuff:
Two types of risks are particularly important for understanding financial instability. The first is ... valuation risk: The market, realizing the complexity of a security or the opaqueness of its underlying creditworthiness, finds it has trouble assessing the value of the security. For example, ... during the turmoil of the past few months ... investors have struggled to understand how potential losses in subprime mortgages might filter through the layers of complexity that such products entail.
The second type of risk that I consider central to the understanding of financial stability is what I call macroeconomic risk--that is, an increase in the probability that a financial disruption will cause significant deterioration in the real economy. Because economic downturns typically result in even greater uncertainty about asset values, such episodes may involve an adverse feedback loop whereby financial disruptions cause investment and consumer spending to decline, which, in turn, causes economic activity to contract. Such contraction then increases uncertainty about the value of assets, and, as a result, the financial disruption worsens. In turn, this development causes economic activity to contract further in a perverse cycle.
So what is the Fed to do?
Posted by Mark Thoma on November 05, 2007 at 11:15 PM in Fall 2007, Lectures | Permalink | Comments (0) | TrackBack (0)
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Posted by Mark Thoma on November 02, 2007 at 11:35 AM | Permalink | Comments (0) | TrackBack (0)
Brief Outline of Topics Covered in Lecture 11
Chapter 21 Monetary and Fiscal Policy in the IS-LM Model
Materials from class:
None for today
Video:
Lecture 11 [Google video] - Fall 2007
Lecture 11 [Media Player] - Fall 2007
Economics 470 Lecture 11 |
Previous (these were taped outside of class):
Lecture 11 - Chapter 20, pgs. 546-549
Google Video
Additional Reading:
Application:
The Federal Reserve Open Market Committee decided to cut the federal funds rate to 4.50%. The decision was not unanimous with Kansas City Fed president Thomas Hoenig preferring no change. Thus, the vote was 9-1 (the committee currently has two positions unfilled). Also, only six banks submitted requests to lower the discount rate. It's clear from the statement that the Committee does not want to set up expectations of further cuts with the fairly direct statement that "after this action, the upside risks to inflation roughly balance the downside risks to growth."
Here's the Press Release:
Press Release
The Federal Open Market Committee decided today to lower its target for the federal funds rate 25 basis points to 4-1/2 percent.
Economic growth was solid in the third quarter, and strains in financial markets have eased somewhat on balance. However, the pace of economic expansion will likely slow in the near term, partly reflecting the intensification of the housing correction. Today’s action, combined with the policy action taken in September, should help forestall some of the adverse effects on the broader economy that might otherwise arise from the disruptions in financial markets and promote moderate growth over time.
Readings on core inflation have improved modestly this year, but recent increases in energy and commodity prices, among other factors, may put renewed upward pressure on inflation. In this context, the Committee judges that some inflation risks remain, and it will continue to monitor inflation developments carefully.
The Committee judges that, after this action, the upside risks to inflation roughly balance the downside risks to growth. The Committee will continue to assess the effects of financial and other developments on economic prospects and will act as needed to foster price stability and sustainable economic growth.
Voting for the FOMC monetary policy action were: Ben S. Bernanke, Chairman; Timothy F. Geithner, Vice Chairman; Charles L. Evans; Donald L. Kohn; Randall S. Kroszner; Frederic S. Mishkin; William Poole; Eric S. Rosengren; and Kevin M. Warsh. Voting against was Thomas M. Hoenig, who preferred no change in the federal funds rate at this meeting.
In a related action, the Board of Governors unanimously approved a 25-basis-point decrease in the discount rate to 5 percent. In taking this action, the Board approved the requests submitted by the Boards of Directors of the Federal Reserve Banks of New York, Richmond, Atlanta, Chicago, St. Louis, and San Francisco.
Posted by Mark Thoma on November 01, 2007 at 12:15 AM in Fall 2007, Lectures | Permalink | Comments (0) | TrackBack (0)