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Questions tagged [elasticity]

Elasticity is the measurement of how responsive an economic variable is to a change in another.

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Monthly price elasticity and possibility of using daily values

I am calculating the price elasticity as a starting point to find a theoretical optimal price that would maximize our revenue. I am looking at 2 years data and to use the price elasticity formula, I ...
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2answers
403 views

Price optimization with demand forecast

I have one year sales data of a retail company and lets say I am forecasting the next month sales for the product. I have got the sales using time series in R. Now I want to forecast the price as well....
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1answer
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Elasticity of Durable Goods vs Non-Durable Goods

Does anyone know any seminal reference (either a paper in a top economics journal or a book) that compares own-price elasticities of demand for durable vs non-durable goods? My intuition tells me ...
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1answer
84 views

CES function estimation

For a paper I was using the micEconCES package to estimate the CES production function for a country at the aggregate. For a two-input function with capital and labour I used for the variables the ...
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1answer
208 views

CES production function application problem

I'm currently trying to do some estimations using the micEconCES package in R by Henningsen/Henningsen (2011). My issue is that I am not very familiar with R and I'm trying to implement my own dataset ...
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1answer
48 views

Elasticity of subsitution: a redundant calculation?

Elasticity of subsitution is a measure of the curvature of an isoquant1 and can provide us information regarding the nature of the production functions we are dealing with. this is visualized in ...
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1answer
350 views

Short term and long term price elasticity of currencies

If I have 1% of the world supply of US dollars, and I decide to sell all of them to buy Euros, how much should I expect the exchange rate to change? Is there some kind of empirically determined price ...
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1answer
19 views

How to Calculate Price Elasticity of Demand When Perfectly Elastic?

When we have perfect elasticity, the demand curve is a horizontal line and the elasticity of demand coefficient is equal to infinity. How do we arrive at a solution equal to infinity? We know that ...
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1answer
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Falcons making more profit with cheaper prices: Did McCay mean 60% rather than 16%? Or is it a PR stunt? Or what?

In a recent CBS segment prefacing the SuperBowl (https://www.youtube.com/watch?v=GRuTxJMWiTg), it is argued that by lowering the price of concession food, the Atlanta Falcons not only made their fans ...
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1answer
98 views

Does a good depend on it's equilibrium price to be considered elastic/inelastic?

I'm a first year economics student and completely new to economics. I am working my way through introductory microeconomics but having trouble with elasticity. Mainly the part about price elasticity ...
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1answer
184 views

How does an elastic Money Demand affects the effectiveness of fiscal policy?

From my notes: 'The elasticity of Money Demand reduces the impact on the interest rate of the increase in government spending...' My question is: if the Money Supply is inelastic, the elasticity of ...
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1answer
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Inferior and normal good and the change in price of those goods

In general, We know that if a good is normal, then as your income increases, then demand of that good increases as well as price is fixed. Similarly, if a good is inferior, then as your income ...
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1answer
188 views

Price Optimization from Data

How can I find the optimal price that maximizes profits, given past sales data? I thought I could do this, but I've been running into problems. Data: ...
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Estimating elasticity of substitution in nested CES functions

I have aggregate data on $L_t, K_t$ and $X_t$, and want to estimate elasticity of substitution parameters, $\gamma$ and $\sigma$ for these factors. Assuming the production function takes the following ...
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0answers
52 views

Price elasticity on comparison website. How to calculate price elasticity using the coefficient of the products position on site?

I am looking at the following paper. Glenn Ellison & Sara Fisher Ellison, 2009. "Search, Obfuscation, and Price Elasticities on the Internet," Econometrica, Econometric Society, vol. 77(2), pages ...
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0answers
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Addressing endogenity in price elasticity and the Promotion Optimization Problem

I have data on purchases gross prices discounts (like coupons) net prices (i.e. gross price - discounts) number of leads (potential customers at any given time) conversion rates (# purchases / # ...
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0answers
185 views

Production in the long run - calculating wage and rental elasticity of demand

I have data for a business firm for two periods. The data include: output (Q), capital (K), labor (L), wage (W) and the rental rate of capital (R). Here they are: ...
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0answers
69 views

Price Drops for Goods with Perfectly Inelastic Demand

When a change in price results in an infinitely large response in quantity demanded, demand is perfectly elastic. The perfectly elastic demand curve is horizontal. At price P, consumers will buy a ...
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0answers
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Supply elasticity on a piece-wise linear supply function

The supply elasticity at a point is the willingness to produce more or less after the price has changed (due to whatever reason?). $$\mu_{Q,P}=\frac{\partial Q_S/Q_S}{\partial P/P}=\frac{\partial Q_S}...
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primary impact on real estate prices/taxes

Are my housing prices/taxes more influenced by the $40M beach house a few miles away from my home or those in the lower-class well beyond my county line? Assuming a few basics: there are differing ...
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0answers
61 views

Demand Elasticity, Factor Substitution: Independent?

Given $ Y=f(K,L;\sigma) $, the effect on labor from a change in the price of capital can be gauged through a substitution effect and a scale effect: \begin{align*} \frac{\partial L}{\partial r} & ...
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0answers
34 views

Elasticity of Substitution between 2 factors, without knowing relative prices

I'm trying to figure out the elasticity of substitution between input $s$ and input $v$. I know that the marginal rate of substitution between these two inputs are $\frac{v^2}{s(v+k)}$, where $k$ is ...
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PED and change in revenue

Ok so I was arguing with my teacher about this one question: Based on the price elasticity of demand coefficient determine whether the price should be increased or decreased for revenue to increase. ...
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0answers
35 views

Elasticity of substitution meaning

If I computed an elasticity of substitution of f.e. 0.9 between capital and labour, does this implicate that the factors are rather well substitutable or not? Since for 0 they are perfect complements ...
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0answers
19 views

Raising the elasticity of substitution in an economy

Papers such as de la Grandville (1989) and Klump/de la Grandville (2000) have shown that a higher elasticity of substitution leads to higher economic growth. My question is, if there is a way to ...
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Elasticities and exponents

Given the following 3 equations: $$ Y^*_t=100+3t \\ Y_t = Y_t^* (1+(0.2 (\sin t)) \\ B_t=B_t^* (1+(0.4 (\sin t)) \\ $$ And take B* to be the following, but is unknown: $$ B_t^*= \alpha Y_t^* \\ $$ I'...
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0answers
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How much does one percent of unemployment 'cost'? (Unemployment elasticity)

There is always debate that increasing minimum salary will pour in more money into the budget as those who get minimum salary will spend them immediately. The counter argument is that increasing ...
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0answers
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Why does the US have such low price flexibility?

I am speaking only from an observational point of view and don't have any experimental data to back-up my observations so feel free to correct me. Why does the US appear to have a market that does ...
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0answers
26 views

Time affecting price elasticity of supply

I'm given to understand that the supply of any product at one moment is fixed regardless of the price but on the long run the firm could produce more of the product and so the supply become more price ...
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0answers
12 views

Exploratory analysis about elasticity

I have been asked to perform some studies about the price elasticity of demand of an online seller. The concept of elasticity used by economists are more clear to me after some research on ...
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0answers
37 views

Elasticity of employment in respect of reduction of working time

If elasticity of employment in respect to working hours is positive then work time reduction decreases employment and the opposite is true if elasticity is negative? I mean if I want to see how ...
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0answers
12 views

Calculating Demand curve function from Elasticity of demand, price per quantity and quantity purchased?

For an assignment I have to model the demand function and find consumer surplus based upon elasticity of demand, price per quantity and quantity purchased. Ill copy and paste the assignment below and ...
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17 views

Increase of price of good and effect on elasticity of demand

Price elasticity of demand of good A is 1.20. If we increase a price by 15% what will happen to quantity demanded of good A? My answer is 18% increase since % change in Q = 1.20 * %change P Is this a ...
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Is there a possibility to have an inferior good (x) in a utility function where x & y have 0 cross elasticity?

A question I got on an exam that I think I messed up on: If we have cross elasticity of 0 (x & y are independent), can x be an inferior good? I answered with a yes. Am I wrong?
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Economics elasticity question

What is the relationship between goods A and B? Calculate the relevant elasticity under the following demand function: Qd = 1200-6P+.5M-10L+4T+2R+3N (GOOD A) P = 6, M=40000, (GOOD B) L=20, T=8, R=2, N=...
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How to do elasticity modeling for products where there is slab pricing like electricity?

I have few product categories eg prod1 prod2. Each category have similar products. So prod1 has 3 similar products with slight difference in features and prod2 has 5 products with slight differences. ...