# All Questions

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### How to improve the underperforming construction productivity by correcting its market failures?

Globally, labor-productivity growth in construction has averaged only 1 percent a year over the past two decades, compared with growth of 2.8 percent for the total world economy and 3.6 percent in the ...
783 views

### Interest rate Effects on labour supply

I was analysing, free of specificities, the effects of an increase in the real interest rate on labour supply in a two period setting. The obvious effect on leisure is the intertemporal substitution ...
22 views

### Random effect Vs Fixed effect with the 10 CAN provs as cross sections

Im working on a model examining the effect of minimum wages on employment over the 10 provinces using a panel data set. I have used the Hausman test to decide to use RE or FE, in which it recommended ...
27 views

### References? — Coordination Between Groups

Can anyone provide references for research that focuses on coordination between groups of decision makers rather than within group coordination with individual decision makers? \ Edits given the ...
39 views

### Has the shrinking of the American household improved or diminished household welfare?

Over the last fifty years U.S. average household size has declined dramatically. When making within-year comparisons of household income, it is regarded as good practice to adjust for adult-equivalent ...
61 views

### Mathematically optimal age to begin drawing Social Security retirement benefits as a function of expected life span?

So, for most of us Americans, our official retirement age is 66 and we get 100% of our retirement benefits. If we delay retirement, that benefit increases by 8% each year (up to age 70) and if we ...
66 views

### What type of biases arise from DID estimation using aggregate data?

I'm considering using difference in difference techniques to write my last two undergraduate papers relating minimum wages and employment/poverty. I've been told issues arise with using aggregate data ...
56 views

### Why is money super neutral in Brunnermeier and Sannikov's I theory of money?

I'm wondering why money is super neutral in Brunnermeier and Sannikov's "I-theory of money", but is not super neutral in their 2016 AER paper "On the optimal inflation rate". In the I-theory of money,...
324 views

### Choice rule and path independence

Question: A choice rule $C$ satisfies path independence if for all $A, B \in 2^X \setminus \emptyset$, $C(A \cup B) = C(C(A) \cup C(B))$. Prove that if $C$ is nonempty and rationalizable, then $C$ ...
23 views

### What is a stockholder class action for?

Sometimes, when a public company allegedly does something wrong/illegal/etc, the investors of the company organise a class action suit against the company, such as the Commonwealth Bank of Australia (...
41 views

### advice on econometric or methodological approach of my master thesis

For my master thesis, I am studying the effect of input trade liberalizaion on Research and development decision depending on firms' financial constraints in India. I have a firm level database from ...
104 views

### Analyses of the paradox of voting — given that close elections are usually disputed?

In the standard analysis of the paradox of voting, votes are pivotal only in two scenarios (exact tie or win by 1). But in reality, vote counting is difficult and messy. And in reality, close ...
403 views

### How to self-study graduate level macroeconomics? Is there even a point?

As I had hoped to learn enough macroeconomic theory to get some research ideas, my goal at the beginning of this summer was to read through and complete the problems in an introductory advanced ...
32 views

### Cost of production plant

I'm struggling to find a macroeconomic index which embodies the cost to run an average production plan. My problem is that I wanted to divide the annual average cost per employee (which I already ...
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### Causes of upward trend in median first marriage age in USA?

I found a chart here of median age at first marriage by year from 1890 to 2010. It looks like it dips to a low during the 60s then has an upward trend until 2010. As an answer, I'm looking for any ...
15 views

### Help Finding Information on “Power Trends” or “Polynomial Trends”

I need to prove some facts about the asymptotic OLS estimator, $\hat{\delta}$ in model: $y_t = \alpha_t + \delta \cdot t^b + \epsilon_t$ where $\epsilon_t \sim iid(0,\sigma^2)$. I've looked at ...
44 views

### Utility theory or decision theory based on partial semiorders?

Roubens, Vincke & Pirlot have summarized and extended representation theorems for partial semiorders in the 80s and 90s. See e.g. Roubens, M. & Vincke, P.: Preference Modelling. Springer, 1985....
43 views

### What models exist that explain which people emigrate to another country?

I'm looking for papers about this, or if there's a pretty standard model across many papers, then maybe just a rundown of the model. I'd like to use the model in an econometric analysis. For example, ...
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### Terminology and formalization for “anonymous” game forms

I have an intuitive notion of what an "anonymous" (extensive) game form $\Gamma$ is. In my mind an "anonymous" game is a game in which the players' identity does not matter. This includes the (again ...
78 views

### Is $\frac{ \Delta \ \text{endogenous variable}_1 }{\Delta \ \text{endogenous variable}_2}$ well-defined … and what is it?

When solving economic models, wec get expressions of endogenous variables (say, production $P$, or consumption $C$) in terms of parameters or exogenous variales, and we can then ask what the change in,...
622 views

### What happens when I leave out empty cells in regression?

I'm using Stata 14.1 to do a regression, and I got a matsize too small error. It gave some more output to tell me possible reasons for this problem, and I think ...
203 views

### Systematic measurement error in explanatory variable

In the classical errors-in-variables problem, we are looking at the effect of $x^*_i$ on $y$, but $x^*_i$ is misreported. We have observations $x_i = x^*_i +u_i$, where $u_i$ has zero mean mean, ...
174 views

### SAS: How to do ARIMA procedure with structural break?

So it seems like my data has a structural break in it, using Box-Jenkins methodology and evaluation such as ADF test wont give appropriate forecasts/results if I do not correct for the structural ...