Category: Essentials of Economics: Ch 02

In the article below Tim Harford (the Undercover Economist) looks at rationality in the purchase of cigarettes. He consider whether healthy and happy smokers are the same thing and the extent to which smokers would be happier if cigarettes were more expensive.

Why smokers are happier when cigarettes cost more MSN Slate (17/5/08)

Questions

1. Identify the principal factors that determine the level of demand for cigarettes.
2. Given the factors identified in part (a), discuss the likely value of the price elasticity of demand for cigarettes.
3. Discuss the extent to which higher cigarette prices would make smokers happier.

As economists we often argue that choice is a good thing as it will help to create more efficient and dynamic markets. Public-sector reform has tended to focus on the introduction of choice as a way of making public services more responsive to consumer needs. But is choice always a good thing? The article linked to below from the Guardian considers the trade-off between choice and central planning.

We’re getting choice, whether we want it or not Guardian (16/3/2008)

Questions

1. Explain how increased choice helps to make the public sector more responsive to consumer needs.
2. Discuss whether centrally planned provision of public services, such as healthcare, is likely to lead to more or less efficient services.
3. Assess the extent to which increased choice in the provision of health services is likely to make health care more responsive to people’s healthcare needs.

Global food prices have been rising significantly in recent months and this has led to food riots in a number of countries, rationing being reintroduced in Pakistan and price controls being introduced in Russia. What has caused these rapidly rising prices and to what extent will they slow the rate of economic development in the Third World?

UK farmers forced to ride income rollercoaster Guardian (26/2/08)
They’re going to need a lot more money to meet the same needs Guardian podcast (26/2/08)
Feed the world? We are fighting a losing battle, UN admits Guardian (26/2/08)
Record rise in fuel prices fuels inflation Guardian (12/2/08)
India’s farmers struggling to keep food on the table Times Online (29/2/08)

Questions

1. Using supply and demand diagrams as appropriate, illustrate the changes taking place recently in world food markets.
2. Assess the main factors affecting the level of farmers’ incomes in the UK .
3. Analyse the likely impact of rising world food prices on the rate of economic development in Third World countries.

Researchers at the California Institute of Technology have shown that a person’s enjoyment of wine is heightened if they are told that the wine is an expensive one. So what are the main factors determining the demand for wine? Is it really the taste or is it simply the expectation resulting from the price?

Raising a glass to pricey wine BBC News Online (14/1/08)
High price makes wine taste better Times Online (13/2/08)
Why expensive wine tastes the best Metro (13/2/08)

Questions

1. What are the main factors determining the demand for wine? Assess the relative importance of each of these factors in the overall level of demand.
2. Analyse how utility theory can help to explain the level of demand for more expensive wine.
3. How would marginal utility and market demand be affected by the knowledge that bottle of wine is a relatively expensive one?

With oil prices over $100 a barrel and petrol prices over £1 per litre, it is difficult to imagine a county where the entire tank of a 4×4 can be filled for 42p, but Venezuela is just such a country. Not surprisingly, Venezuelans are resisting any attempt to change the level of subsidy that creates this situation.

Cheap and cheerful: Venezuelans cling for right to petrol at 42p a tank Guardian (18/1/08)

Questions

1. Using supply and demand diagrams as appropriate, show the impact of the Venezuelan fuel subsidy on the equilibrium price of petrol.
2. Assess the impact on economic efficiency of a subsidy on this scale.
3. Discuss the impact on the socially optimal equilibrium level of output of the Venezuelan fuel subsidy.