Cash-strapped shoppers looking for the good life

The financial crisis has, according to research from the Institute of Grocery Distribution (IGD), begun to lead to a fundamental change in shopping habits. People are now more ready to take packed lunches to work, walk rather than drive and even grow their own food to a greater extent than for many years.

Cash-strapped shoppers in search of Good Life Times Online (14/10/08)

Questions

1. With reference to the article, suggest products for which demand is likely to increase during an economic downturn.
2. Are all the products you identified in question 1 inferior products?
3. With reference to the article, suggest products for which demand is likely to decrease significantly during an economic downturn.
4. Comment on the likely value of the income elasticity of demand for each of the products you have identified in questions 1 and 2.