UNIVERSITY OF CALIFORNIA, LOS ANGELES
Department of Economics
Economics 143 (Cameron) - Applied Regression
Analysis
RESEARCH PROPOSAL
DUE: Tuesday, March 10, 1998
NOTES:
One of the best ways to "make real" a course in quantitative methods is
to practice thinking about how you could put the skills you are learning
to use--in a context that actually interests you personally. Since there
is no time in Economics 143 to require the execution of an entire term
paper, we will ask you to do just part of the task. Sometimes this is the
hardest (although not the most time-consuming) part of a research
project.
For this assignment, you will assemble a research PROPOSAL. For ideas,
you might resort to the subject matter of some of the field courses you
have taken in economics. Or, you may draw on your own work experience.
I would prefer an Economics topic, and I myself am most interested in
energy/environmental
economics topics. However, anything related to economic current events
would certainly be admissible (check a newspaper or the Daily Bruin), or
even a completely original off-the-wall topic.
To keep you from getting carried away, and to encourage
succinctness, the text of your submission should be no longer than roughly
1000 words (the equivalent of about 4 double-spaced, typewritten pages).
Your proposal should be prepared in paragraph form and should be arranged
roughly into the following sub-sections:
On the Cover Page:
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TITLE
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Informative and to the point. Avoid gimmicky titles until you are
famous.
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NAME and AFFILIATION
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Never propose a research idea without staking a claim to the intellectual
property rights!
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ABSTRACT
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This single paragraph is the "advertisement" for your proposed project.
It is a challenge, but you should be able to condense your proposal into
a maximum of 150 words that summarize the gist of your proposal. Upon reading
the abstract, people should know what your project will try to do, and
how you will be doing it. The audience for this abstract should be considered
to be other economists with at least your level of familiarity with economics
and econometrics.
On four subsequent pages:
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INTRODUCTION
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What is the main question that your econometric model will be especially
designed to answer? Who will be interested in the answer, and why (i.e.
what is the constituency for this research)? However, beware of the appearance
of advocacy. Do not let it appear that the results of your study are a
foregone conclusion in your mind. While you may have very strong suspicions
that the world works in a particular way, do not convey the impression
that you merely are out to prove your opinion. Instead of saying "this
research will show that A has a negative effect on B," use language
such as "this research will determine1 the effect of A on B." In
motivating the reader's interest in your proposal, you can certainly point
out that "Leading advocates in this area (or some other group) believe
that A has a negative effect on B. Thus, quantifying this relationship
will be important to resolving this important controversy."
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DATA
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What is your dependent variable (be very specific)? What sort of data will
you require? (Be sure to list some of the variables, and be ABSOLUTELY
SURE to indicate what would constitute an observation. Remember that ALL
of your variables should be available for each of your units of observation.)
Do you imagine that these data are readily available? Or, could the necessary
data conceivably be assembled? Are there any variables which would have
to be proxied, and by what? (The answers to data availability questions
can sometimes be obtained from the Public Affairs division at URL, or from
the ISSR Data Archive, if you really get serious.)
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SPECIFICATION
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Presuming that the data you need are in fact available, what sort of econometric
model would you explore first? Is there any economic theory to guide your
specifications? What are your expectations about the signs of the coefficients,
ex ante? What would be the interpretations of the more interesting coefficients?
What specific hypotheses would you plan to test? If any important
variables are fundamentally unmeasurable, how might they be correlated
with things that are included in your model, and how might this affect
the results? Be sure to offer a prototype specification explicitly (in
terms of:
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with the DEPVAR and VAR1, etc. variables tailored to the acronyms you propose
for the relevant variables in your own study. For example,
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.
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You specification may be a simple linear one, like that shown, or something
more complicated, with quadratic terms or interactions or log-log form
or anything else that you think might be appropriate to your study. Use
informative names for your variables, rather than just X1, X2,... or VAR1,
VAR2,....
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One thing to keep in mind: be sure that your explanatory and dependent
variables actually vary across the observations in your data set.
Any explanatory variable that is the same for every observation will be
absorbed by the intercept term. You won't be able to estimate a slope on
that variable.
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FORECASTING AND/OR COUNTERFACTUAL SIMULATIONS
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Once your model is calibrated using the actual data, how could it be used
to predict what will happen, or what might have happened, if circumstances
are (or were) different. Are there any socially or politically interesting
scenarios your model could be used to simulate? Are there "policy" implications
to be drawn from your calibrated model? Researchers have to be aware that
simply estimating a model (while it may be elegant) is sometimes not very
useful. Using the estimated model as a tool for policy evaluation
makes the exercise worth something to society.
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ANTICIPATED DELIVERABLES
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If everything works out as planned, what do we stand to learn from your
proposed project that we didn't know before? What will your model be able
to do for society? One would hope that these new insights are worth as
much to society as the opportunity cost of doing the research. Can you
persuade me (the "granting agency", or "your boss") that I should "fund"
your proposed research project?
On a separate final page:
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REFERENCES
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If applicable, the full citations for any books or journal, magazine, or
newspaper articles you referred to in coming up with your idea. (In the
text of your proposal, it is standard to refer to these citations simply
as Author (date), e.g. Smith (1992), or Smith (1992, p. 27).) Your proposed
research is more likely to be funded (approved, sponsored, graded favorably,...)
if there is evidence that you have substantial familiarity with work that
has already been done in this and related area. Evaluators want to be assured
that you have some existing "expertise" in the area behind a research
proposal.
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Comments:
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STYLE
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The body of the proposal can be arranged into sub-sections with headings
similar to those indicated above, but the prose should flow smoothly. Each
section should consist of a few paragraphs which, collectively, address
at least the questions noted in these guidelines. Remember, a paragraph
that runs on for more than half a page is probably too long. Each paragraph
should cover one idea or issue.
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Most students who make it as far as Economics 143 know how to prepare a
"research document," but just in case, here are a couple of reminders:
Avoid cute plastic binders, colored paper or other disguises for your proposal.
No extra points will be awarded for fancy fonts. The content of your proposal
is all that matters. Its presentation should be professional. The abstract
should be single-spaced, and the references may be single-spaced if there
are a lot of them. The body of the proposal must be double-spaced (not
space-and-a-half). Fasten with a single staple in the upper left hand corner.
SUBMIT TWO COPIES; RETAIN A BACKUP COPY IN
YOUR FILES.
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TONE (again)
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Academic research should be objective, not subjective. You are not out
to convince your audience that something is true. Instead, you are examining
the facts. It may turn out that some worthy cause or policy is supported
by your research, or perhaps it is not. Try to convert any passion for
your topic into meticulous attention to what might go wrong with your
specification
(e.g. omitted variables bias) that could cause your data set to imply either
appealing or disappointing results (from your point of view). But do not
show your hand. Any reader of your research proposal should not be able
to guess which "side" of an issue you are on.
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SUGGESTIONS
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In economics, obviously, lots of empirical studies on all sorts of different
topics have already been done. If you truly cannot dream up an idea on
your own, or if you are wondering if your proposed economic model has already
been thoroughly researched, you can easily explore the existing literature.
Perhaps a model similar to someone else's could be tested on a different
set of data, or the model could be elaborated or changed in some way. If
you choose to take this route, identify clearly the citation(s) for the
source of your idea and proceed.
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HINT
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One of the greatest additions to the economist's tool-kit has been the
"EconLit" CD-ROM database containing information concerning published research
in the field. This lets you search a wide range of economics articles in
journals over the last 20 years for papers on the subject(s) that you list.
Try it out. It is no harder to use than ORION at the library, and it is
a amazing boon to research. If you overlook crucial citations in the literature,
it can doom your research proposal's chances for funding. From UCLA, EconLit
can be most easily accessed via the UCLA Library Web Site. You may also
want to use MELVYL and check the Current Contents database for interesting
titles.
INCENTIVES:
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Economics 147A,B usually requires a term project. Perhaps your efforts
on this problem set will lead to a viable topic for your 147A project.
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If you find yourself becoming truly intrigued by a serious empirical research
proposal, and 147A is not an option for you next quarter, you are invited
to talk over the prospect of doing a 199 project with me during the next
quarter. I can only manage two or three 199s, but if I am also interested
in your topic and it appears to be tractable, we should talk it over.
GRADING
Your grade pertaining to the research proposal will consist of two
parts. First, you will receive a grade out of 20 on your own proposal.
Second, you will receive a grade out of 5 for your brief "referee report"
on someone else's proposal. Being able to critically evaluate the proposed
(or completed) econometric work of someone else is a necessary skill. This
will be your first attempt.
Updated: January 12, 1998
Prepared by: Trudy
Ann Cameron