# Questions tagged [price]

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### Question involving Engel's curve's slope, substitution, and income effects

The question is as follows: The absolute value of the substitution and income effects for the change of price of good X is equal to 3, and 14. The Engel's curve for good X has a positive slope. ...
93 views

### Measuring effects of degree of (buyer) competition on price: references

I would like to examine the effect of degree of competition (market power?) among buyers on price of a product. I have data on product price, number of buyers with nonzero purchases and a couple more ...
1k views

### What is the mechanism that triggers a stock price change?

When discussing with my son basic economics (how the price is driven by demand, among others), I came to wonder which exact mechanism triggers a price change in a stock exchange. In everyday life, ...
71 views

### Why, in general, do product or service prices rise in time? [duplicate]

My question is simple: Why is it, in general, that the prices of products or services (regardless of demand and supply) are always on the rise in western society? For example, the rent we pay ...
234 views

### What's a “correct price” really? Does it exist?

Lately I've been thinking about the concept of price setting in market economy. There are various (perhaps naive) view on this such as: The price is always the optimal for the buyer and the seller. ...
3k views

### Does a store suffering increased theft generally cause higher prices?

If a store suffers an increase in theft, will it generally lead to higher prices at that store? My answer is that prices should have already been set to maximize the trade off between profit-per-sale ...
118 views

### Terminology, is elasticity used as “mean elasticity”?

Given a demand $q$ and a price $p$ sutch that $q=q(p)$, the elasticity of demand is given by, $\epsilon = \frac{p}{q}\frac{dq}{dp}$ which depends on the price. But, when reading papers about ...
20 views

### Multiplant Monopoly With Third Degree Price Discrimination

I am trying to do an exercise with a Monopoly Firm with 2 production plants that supplies 3 different markets. I know how to do every case (Multiplant monopoly or third degree price discrimination), ...
31 views

### Using ML to estimate demand function

Say, I am looking to estimate the demand curve for rental of a real estate property. The demand varies depending on time of the year, location, economic and demographic variables. I'd like to ...
40 views

### Price Changes in Factor and Product Markets

I think something is wrong in my reasoning, and I can't really find out what it is Lets say the supply of labor decreases in a market. That would mean that the wage rate would increase in that market....
143 views

### Why is the graph of unitary elastic demand a hyperbola?

My teacher said that the graph of unitary elastic demand is a parabola: But i fail to understand how in a hyperbola the percentage change of price and quantity demanded remains same. Can someone ...
31 views

### Why doesnt Law of Diminishing Marginal Utility not affect price effect?

Ok so in my textbook, it is given that the downward slope of the demand-price curve is justified by three factors: Law of Diminishing Marginal Utility Income Effect(Real income) Substitution effect ...
56 views

### Calculating price elasticity by asking a “this” or “that” question

Let's say 2 goods exist: A for 10 and B for 20 (B is more premium in this example) If I decrease the price of both goods by 10% and ask: "Do you prefer A for 9 or B for 18 " What sort of insights (...
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### Can the demand curve be a rectangular hyperbola, but $E_D \neq 1$? [closed]

So, I am given the next table: I am asked to find $Q_D$. So the prerequisites to find $Q_D$ is that the price must change, and all other factors of demand must be steady. So, I can find the $Q_D$ ...
17k views

### Why is the oil future price negative?

I don't understand why the price of oil futures went negative today. News say it is because sellers cannot sell it. But, why don't they just hoard it until the coronavirus crisis is off? Why don't ...
51 views

### How to calculate the maximum willingness to pay? (Reservation price)

I have to solve the following exercise. I cant figure out what I have to do know. I hope i can get some help. Suppose you have the following utility: $U (x_1, x_2) = 4x_1 ^ .5+2x_2 ^ .5$ and you have ...
185 views

### What does economics say about “price gouging” during an emergency?

Many states have laws against "price gouging" during an emergency. Are these laws counterproductive? Take the current situation with toilet paper and water. When someone sees rolls of toilet paper ...
73 views

### How to determine price per unit and quantity sold of product from financial statement

Situation I hope I'm asking in the right place. I'm writing a paper on the application of quadratic functions in economics and intend to use the Total Revenue function as well as the Profit function ...
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### Which Is The Better Way To Calculate Marginal Revenue? Using Derivative Or R(Q)-R(Q-1)?

I Still A Bit Confused About Marginal Revenue. Since Marginal Revenue Is The Additional Revenue We Get From Producing 1 Additional Good. That Means Marginal Revenue Is R(Q) - R(Q-1). My Teacher Says ...
20 views

### Unit Elasticity Calculation Question

I'm struggling with a math concept dealing with unit elasticity at an undergraduate textbook level. In most problems, we are given a starting price and an ending price as well as corresponding ...
44 views

### Why do we have autarky price of mud pies equal to 0.5 of cheese, while it must be zero?

(It's assumed that we work with the Ricardian model) Absurdtopia is an autarky. Production of 1 mud pie requires 1 labor, while production of 1 cheese requires 2 labor. We know that price of 1 mud pie ...