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An individual demand curve slopes downward to the right because of the:

Which of the following statements are true and which are false? In each case give a valid reason for saying so.

(i) p : Each radius of a circle is a chord of the circle.

(ii) q : The centre of a circle bisects each chord of the circle.

(iii) r : Circle is a particular case of an ellipse.

(iv) s : If x and y are integers such that x > y then - x < - y.

(v) $t:\sqrt{11}$ is a rational number.

List any two factors that give rise to business risk.

Study the following graph carefully and answer the questions that follow.

Q49. If the absolute GDPs of Brazil and Russia in 2009 were equal, the ratio of absolute GDP of Brazil to that of Russia in 2011 is?

If a firm’s production department data says that the total variable cost for producing 8 units and 10 units of output is 2,500 and 3,000 respectively, marginal cost of 10 th unit will be

a. Rs 100

b. Rs 150

c. Rs 500

d. Rs 250

A fall in the price of a firm's product results in a fall in its supply by 40 per cent. Its price elasticity of supply is 1.6. Calculate the percentage fall in its price.

Which of the following is not a feature of monopoly ?

(a) Single seller

(b) No freedom of entry

(c) Close substitute

(d) None of the above

If the economy is producing a combination of goods inside its production possibilities frontier, then

Cultivation of fruits, vegetables, flowers, tuber crops, medicinal and aromatic plants, spices etc. is known as:

Which of the following is a non-institutional source of rural credit?

Discuss the rationale for giving a dominant role to the public sector.

What do the short run marginal cost, average variable cost and short run average cost curves look like?

When TPP is maximum, what can we say about MPP? Why?

A. Some of the worst cancers aren’t detected by screening.
B. The only way to be sure is to look at the results of randomized trials comparing cancer deaths in screened and unscreened people.
C. So how can we be confident that getting a screening test regularly is a good idea?
D. Even when screening “works” in such trials, the size of the benefit observed is surprisingly low: Generally, regular screening reduces fatalities from various cancers between 15 percent and 25 percent.
E. They appear suddenly, between regular screenings, and are difficult to treat because they are so aggressive.

State whether true or false, and explain.

"If marginal product is negative, average product must be negative."

For a good, price increases by 25% and quantity supplied increases by 50%. What is the supply elasticity?

The estimated intake of calorie of an urban person is:

Generally the demand curve has

Distinguish between fixed and variable costs, giving one example of each.

Dimensions cannot be used to

A consumer consumes only two goods X and Y whose prices are Rs. 4 and Rs. 5 per unit respectively. If the consumer chooses a combination of the two goods with marginal utility of X equal to 5 and that of Y equal to 4, is the consumer in equilibrium? Give reasons. What will a rational consumer do in this situation? Use utility analysis.

Explain why is production possibility frontier concave.

OR

Explain the central problem "how to produce."

For a normal good with a downward sloping demand curve:

Total Revenue - Total cost = ___

What is a production possibility frontier?

Venn diagram representation of A - B for 2 sets A & B is

Which of the factors are responsible for the initial fall in the SAC curve?

To achieve sustainable development, the following needs to be done

Why do producers supply fewer goods when prices are low?

If the price of a good decreases while the quantity of the good exchanged on markets decreases, then the most likely explanation is that there has been

The price decreases from INR 2,000 to INR 1,800. Quantity demanded per year increases from 5000 to 6000 units. Which of the following is correct?

Explain the main characteristics of the production possibility curve.

Explain the concept of a production function.

What was the role of the public sector before 1991?

Write notes on the following:

NABARD and SIDBI

Q68. An alloy contains copper and zinc in the ratio 5:3 and another alloy contains copper and tin in the ratio 8:5. If equal weights of both alloys are melted together, then the weight of tin in the resulting alloy per kg will be

Which of the following features refers to monopolistic competition?

If U, the universal set, is the set of all students of a school which are in classes from I to X and B = set of all students of class X.

What is B'?

By, 1913, what percentage of the global manufacturing output was produced by the UK, the USA, and Europe?

Which of the following countries implemented the “One Child” policy?

In which of the following systems was the rent fixed and a revenue collector was appointed by the government who was responsible for rent collection?

If A = {3, 6, 12, 15, 18, 21}, B = {4, 8, 12, 16, 20}, then A - B is

Why do we insure goods?

Draw the average revenue curve of a firm under (a) monopoly and (b) perfect competition. Explain the difference in these curves, if any.

How does change in per unit tax influence the supply of goods by a firm? Explain.

Buffer stock is the stock of food grains procured by the government through:

Yudi purchased goods for Rs. 12,000 on 1st June, 2016 from Xavier and on the same date accepted a bills payable after three months. 3 days later, Xavier endorsed the bill to Zen. On maturity, the bill was dishonoured for non- payment and Zen had to pay Rs. 100 as noting charges.

Three days after the dishonour of the bill Xavier made full payment to Zen. 15 days after the dishonour of the bill, Yudi paid Rs. 4,000 to Xavier and requested him to draw a second bill for the balance plus Rs. 180 for the amount of interest, payable after two months. Xavier accepted the proposal and drew the bill. Bill met on the due date. Record the above transactions in the books of Xavier.

A firm encountering economies of scale over some range of output will have a