Part one of term paper
erm “an economic model” and outline a model of price and output determination in a free market. Examine the effect of a change in real disposable income on equilibrium price and output. An economic model or theory is a simplified explanation and analysis of economic behaviour. It allows us to predict, and therefore intervene, if we do not ...

Part two of term paper
... doubled when the price of cigarettes halved in the 1960’s. This does not mean to say that following a similar price reduction today, the response would be the same, as advertising has increased the awareness of the dangers of smoking. Such a difference in behaviour patterns can be explained when we consider that economics is a social science, concerned with people, who have a free will and cannot be made subject to laws. This also explains why many models are generalised, dealing with trends ...