Are recessions inevitable?

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A2 Economics coursework - Unit 4

Are economic recessions inevitable?          (Maximum of 80+4 marks)

Over the past year or so, there has been much debate about recessions, not only concerning the UK economy, but globally as well. As there are ongoing discussions and constant media speculation, I thought it would be interesting and worthwhile to base my coursework around this topic. My objective is to eventually understand whether a recession is avoidable, in particular for the UK economy; I believe that recessions are bound to happen, because sooner or later there will be a period in any economy when consumer confidence declines. As part of my investigation, I will be judging the UK economy against other international economies, in addition to analysing a few historical comparisons. In order to reach my conclusion, I will be will required to answer several essential questions:

  1. What is the meaning of a recession and how can it be measured?
  2. What are the causes of a recession?
  3. Is a recession good or bad?
  4. How can the government deal with a recession?

1.   What is the meaning of a recession and how can it be measured?

The technical definition is met when a country experiences negative economic growth for at least two successive quarters. This means there must be a shrink in productive capacity, measured by a fall in real GDP, for a minimum period of six months.

Even deeper than a recession, a dramatic fall in real GDP or a prolonged fall in output can lead to a Depression. In the Great Depression of 1929-33, which started after the Wall Street crash, output fell by a massive 18%.

However, not all economists are happy with the description of a recession for various reasons:

  • Statistics may not be precise. Often GDP statistics are inexact and need to be rounded down. Conversely, figures can be revised up as well as down.
  • Fluctuations in Economic Growth. E.g. If economy A grew by 3% in the first quarter and then fell by 0.5% in the next two, it would be considered in a recession. Yet if economy B grew by 1% in the first quarter, then fell by 3% in the next, and finally rose by 1%, it would avoid being categorised under a recession. This is in spite of the fact that economy A would appear to have done relatively better than economy B.
  • Population Growth. If the population was increasing at a greater proportion to Real GDP, it would mean Real GDP per Capita was falling. This is an important factor for countries such as India which have growing populations.
  • Unemployment. Arguably, one of the most distinctive features of a recession is increasing unemployment. If unemployment rises considerably, even when there is economic growth, then this could signify that the economy is in or approaching recession.
  • Growth below Trend Rate. If capacity grows at a higher percentage than economic growth, it would mean a rise in spare capacity. Therefore unemployment is likely to go up as part of an output gap. As a result, some economists feel we should recognise a recession if spare capacity is rising. But the problem with this is that it means even low positive economic growth could become classed as a recession, which creates confusion. Some economists refer to a ‘growth recession’, when low growth is accustomed with features of a recession.
  • Survey. You could ask a survey of economists and people, whether they think the economy is in recession, although this is very subjective.

The chart below illustrates different ways to judge the severity of the economic slowdown since the start of the credit crunch in August 2007.

It shows that America has faired better in terms of a robust GDP growth rate, whereas it has lagged far more behind in its unemployment rate.

2.   What are the causes of a recession?

        

According to Keynesian theory, a downturn in the economic cycle arises because of the multiplied effects of the changes in spending and investment. A fall in real GDP, due to a fall in aggregate demand, would be dependant on how close the economy is to maximum capacity, hence the steepness of the AS curve. When an economy is near full capacity, a decrease in AD would have a smaller effect on real GDP. Then again, if the economy were to be further away from full capacity, the decrease in AD would have a bigger impact on real GDP.

                

Any reduction in AD can be negatively magnified by both the multiplier effect and accelerator effect. The multiplier refers to when an initial change in aggregate demand leads to a much greater final impact on the level of national income. The higher the propensity to consume domestically-produced goods and services, the greater the multiplier effect will be. In relation to the accelerator, a slowdown in consumer demand can create excess capacity and may cause a reduction in planned investment demand.

This can be exacerbated, since changes which may engender a recession can be self-reinforcing. For example, if a fall in production prompts workers to become unemployed, they will have less money to spend and thus cause further cutbacks in AD. Consumer and business confidence is crucial in influencing the rate of economic growth and their expectations play a significant role. An expectancy of ‘hard times’ ahead may cause a higher proportion of savings, cascading to a larger shrink in AD and more anxiety. This sequence is known as the ‘Paradox of Thrift’.

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Another explanation is the monetarist view that fluctuations in economic activity arise because of changes in the money supply. Alternatively, political cycles based around elections can have an impact. But beyond the Keynesian reason, real shocks are vitally influential as well. Unanticipated fluctuations in aggregate demand and aggregate supply can influence an economic cycle. They are independent of changes in government policy and may be internal or external. In recent years, the role of shocks has been given more prominence in the explanation of economic cycles, and it is thought that a number of recent fluctuations in economic activity have ...

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