Cambridge IGCSE0455

Workers

Economics 0455 Chapter Notes

What this chapter covers

Workers - Factors affecting an individual’s choice of occupationWorkers - Wage determinationWorkers - Reasons for differences in wagesWorkers - Mobility of labourWorkers - Division of labour
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1. Why People Work and Choose Jobs

The primary reason people work is to earn an income, which is a wage or salary exchanged for their labour. This income allows them to purchase goods and services to satisfy their needs and wants. However, money is not the only factor. People make career choices based on a combination of wage and non-wage factors. Non-wage factors are the non-monetary benefits or drawbacks of a job. These can include working hours, holiday entitlement, job security, promotion prospects, the quality of the working environment, and the level of job satisfaction. Individuals will weigh up all these aspects, a concept known as considering the 'net advantages' of a particular occupation.

Key term

Net Advantages: The overall benefits of a job, including both wage and non-wage factors, considered when choosing an occupation.

Examiner insight

Examiners reward answers that go beyond just 'earning money' and discuss a range of specific non-wage factors that influence occupational choice.

Worked example 14 marks

An accountant is offered a high-paying job in a private investment bank and a lower-paying job in a local charity. Explain two non-wage factors that might lead them to choose the job at the charity.

  1. 1

    One non-wage factor is job satisfaction. The accountant might feel that working for a charity provides a greater sense of purpose and personal fulfilment by contributing to a good cause, which they may value more than a higher salary.

  2. 2

    A second factor is work-life balance. The job at the investment bank may involve very long hours and high stress, while the charity role might offer more regular, sociable hours (e.g., 9am to 5pm). This would give the accountant more personal time, which they may prioritise.

Recap

  • People work primarily to earn an income to buy goods and services.
  • The choice of occupation is influenced by both wage and non-wage factors.
  • Non-wage factors include working hours, job security, holiday entitlement, and career prospects.
  • Individuals implicitly weigh the 'net advantages' when comparing different jobs.
  • A higher-paying job is not always the most desirable one if its non-wage factors are poor.

Quick check

  1. State two non-wage factors that might attract a worker to a particular job.2 marks

2. How Wages Are Determined

The wage rate is the price of labour. In a free market, it is determined by the interaction of the demand for and supply of labour. The demand for labour comes from firms wanting to produce goods and services. It is a 'derived demand' because it depends on the demand for the final product the worker helps to create. The supply of labour comes from individuals willing and able to work. It is influenced by factors like the number of qualified people, the non-wage benefits of the job, and the wages available in alternative jobs. The point where the demand for labour equals the supply of labour determines the equilibrium wage rate and the level of employment.

Key term

Equilibrium Wage Rate: The market wage rate at which the quantity of labour demanded by firms is equal to the quantity of labour supplied by workers.

Examiner insight

Students who can clearly explain that the demand for labour is a 'derived demand' and link it to the final product often score higher marks.

Fun fact

The term 'pin money' originally referred to an allowance a husband gave his wife for her own personal spending in the 17th century, but later came to describe a woman's wage from a job that was seen as supplementary to a man's, reflecting historical views on labour supply.

Worked example 15 marks

Using a demand and supply analysis, explain how a significant increase in the popularity of online shopping would affect the equilibrium wage of delivery drivers.

  1. 1

    The initial equilibrium wage (W1) and employment level (Q1) for delivery drivers are set where the demand curve (D1) intersects the supply curve (S1).

  2. 2

    A significant increase in online shopping increases the demand for delivery services. Since the demand for labour is derived from the demand for the final service, the demand for delivery drivers increases.

  3. 3

    This causes the demand curve for delivery drivers to shift to the right, from D1 to D2.

  4. 4

    At the original wage (W1), there is now an excess demand (a shortage) of drivers. Firms must compete for the available workers.

  5. 5

    To attract more drivers, firms offer higher wages. The wage rate rises until a new equilibrium is reached at a higher wage (W2) and a higher level of employment (Q2).

Recap

  • The wage rate is determined by the demand for and supply of labour.
  • The demand for labour is a derived demand.
  • The supply of labour is determined by the number of willing and able workers.
  • The equilibrium wage is found where the labour demand and supply curves intersect.
  • A rightward shift in demand or a leftward shift in supply will increase the equilibrium wage.

Quick check

  1. What is meant by 'derived demand' in the context of labour?2 marks

3. Why Some People Earn More Than Others

Wage differentials exist between different occupations and individuals for several reasons. 1. Skill, Education and Training: Jobs that require a high level of skill and long periods of training (e.g., doctor, pilot) have a limited supply of qualified workers, which drives up their wages compared to unskilled jobs with a large supply of labour. 2. Experience: Workers with more experience are often more productive and can command higher wages. 3. Compensating Differentials: Some jobs are risky, dirty, or have unsociable hours (e.g., oil rig worker, night shift security). They may offer higher wages to compensate workers for these poor non-wage factors. 4. Industry Type: Workers in profitable, growing industries often earn more than those in declining industries. 5. Talent: In some fields like sports and entertainment, unique, innate talent is scarce, leading to exceptionally high earnings for 'superstars'.

Key term

Wage Differentials: The differences in wages between different groups of workers, occupations, industries, or regions.

Examiner insight

Examiners look for a structured answer that identifies several distinct economic reasons for wage differentials and explains each one clearly using concepts of demand and supply.

Fun fact

The wage gap between a CEO of a top 350 US firm and a typical worker has grown from 21-to-1 in 1965 to 344-to-1 in 2022, highlighting extreme wage differentials.

Worked example 16 marks

Explain why a surgeon typically earns a much higher wage than a hospital cleaner.

  1. 1

    One reason is the difference in skill and training. A surgeon needs many years of intensive, difficult training. This severely restricts the supply of surgeons, making them scarce and valuable.

  2. 2

    In contrast, cleaning requires minimal formal training, meaning the supply of available workers is very large.

  3. 3

    Another reason is derived demand. A surgeon's work is highly valued and generates significant revenue/benefit for the hospital. The demand for their specific, life-saving skills is very high.

  4. 4

    While a cleaner's work is essential, their individual contribution to output is valued less in monetary terms, leading to a lower derived demand.

  5. 5

    The combination of high demand and very low supply for surgeons results in a high equilibrium wage, while the low demand and very high supply for cleaners results in a low equilibrium wage.

Recap

  • Wages differ between jobs for many economic reasons.
  • High skills and long training periods limit labour supply and increase wages.
  • Dangerous or unpleasant jobs may offer higher 'compensating' wages to attract workers.
  • Workers in growing, profitable industries tend to earn more.
  • Unique talent that is in high demand can lead to very high earnings.

Quick check

  1. Give one reason why a worker on a North Sea oil rig might earn more than an office worker.1 mark

4. Trade Unions and Their Influence

A trade union is an organisation of workers that joins together to protect its members' rights and improve their pay and working conditions. The primary method unions use is collective bargaining, where union representatives negotiate with employers on behalf of all the members in a workplace. This gives workers more bargaining power than they would have as individuals. If negotiations fail, a union may organise industrial action to put pressure on the employer. Forms of industrial action include: a strike (refusing to work), a work-to-rule (doing the bare minimum required by the contract), or an overtime ban (refusing to work more than normal hours). There are several types of union, including craft unions (for a specific skill), industrial unions (for an entire industry), general unions (for workers across many industries), and white-collar unions (for professional or office-based staff).

Key term

Collective Bargaining: The process of negotiation between representatives of a trade union and employers over the wages and working conditions of the employees.

Examiner insight

A good answer will not just list union actions but will explain how these actions, or the threat of them, put pressure on employers to agree to the union's demands during collective bargaining.

Common pitfall

Assuming that strikes are the only tool unions have. In reality, strikes are a last resort as they are costly for workers (lost pay), and unions spend most of their time on negotiation and providing member services.

Worked example 15 marks

Explain how membership of a trade union might be beneficial to a worker.

  1. 1

    One key benefit is potentially higher wages. Through collective bargaining, a union can use the threat of industrial action to negotiate a higher wage settlement for its members than an individual worker could likely achieve on their own.

  2. 2

    Another benefit is improved working conditions. Unions actively campaign and negotiate for better health and safety standards, shorter working hours, and more generous holiday entitlements.

  3. 3

    Finally, a union provides job security and support. It can offer legal advice and representation to a worker facing a dispute with their employer, such as a case of unfair dismissal, ensuring the worker is treated fairly.

Recap

  • A trade union is an organisation of workers that aims to improve members' pay and conditions.
  • The main method used by unions to achieve their goals is collective bargaining.
  • If bargaining fails, unions may use industrial action, such as strikes or a work-to-rule.
  • Union membership can lead to higher wages, better working conditions, and greater job security.
  • There are different types of unions, including craft, industrial, general, and white-collar unions.

Quick check

  1. What is the difference between a 'strike' and a 'work-to-rule'?2 marks

5. Worker Spending and Saving Patterns

A worker's patterns of spending, saving, and borrowing are heavily influenced by their age, income, and life stage. A younger, often unskilled or junior, worker typically has a relatively low income. They are likely to spend a high proportion of this income on necessities and social activities, leaving little for saving. They may also be a net borrower, taking on loans for education, a car, or a deposit on a home. In contrast, an older, skilled worker is likely to be at the peak of their earning potential with a much higher disposable income. They may have already paid off major debts like a mortgage. Their spending may include more luxury goods, but they are also likely to save a much larger proportion of their income, often to build a fund for retirement. Their accumulated wealth is also much higher.

Key term

Disposable Income: The amount of money that an individual or household has to spend or save after income taxes have been deducted.

Examiner insight

High-level responses link spending and saving patterns directly to income levels, age, and future expectations (like retirement), rather than just making general statements.

Worked example 15 marks

An older skilled worker’s pattern of spending and saving is likely to be different from that of a younger unskilled worker. Discuss why.

  1. 1

    Income Level: The primary difference is income. The older, skilled worker will likely have a significantly higher income due to experience and qualifications. This provides a greater capacity to both spend more in total and save a larger proportion of their income.

  2. 2

    Life Stage and Commitments: The younger worker may be borrowing to fund education or a first home, making them a net borrower. The older worker may have paid off their mortgage and their children may have left home, reducing their expenses and freeing up income for saving towards retirement.

  3. 3

    Proportion of Spending/Saving: The younger worker will spend a very high percentage of their income on necessities and debt repayments, leaving little for saving. The older worker, while spending more in absolute terms, will likely save a higher percentage of their income.

  4. 4

    Accumulated Wealth: The older worker has had decades to accumulate assets (wealth), such as property and investments. The younger worker typically has little to no accumulated wealth and may even have negative wealth (debts).

Recap

  • Spending and saving patterns change significantly throughout a person's life.
  • Younger workers tend to have lower incomes, spend a high proportion of it, and may be net borrowers.
  • Older, higher-income workers tend to save a larger proportion of their income, often for retirement.
  • Disposable income is the key determinant of an individual's ability to spend and save.
  • Borrowing allows individuals to finance expenditure beyond their current income, such as for a house or education.

Quick check

  1. Give one reason why a person aged 22 might save a smaller proportion of their income than a person aged 52.1 mark

End-of-chapter exercise

Test yourself on the whole chapter. Work through these before moving on.

  1. Define 'labour' as a factor of production.2 marks
  2. Explain two non-wage factors that could influence a person's choice of occupation.4 marks
  3. Distinguish between a craft union and a general union, giving an example of a type of worker that might join each.4 marks
  4. Analyse, without using a diagram, the likely effect of a successful advertising campaign that boosts tourism on the wages of hotel workers.6 marks
  5. Explain why a popular social media influencer might earn significantly more than a primary school teacher.6 marks
  6. Describe the main functions of a trade union.5 marks
  7. Explain the difference between spending and saving, and describe one reason why a person's saving might increase as they get older.4 marks
  8. 'Industrial action is always damaging to an economy'. Discuss this statement.8 marks
  9. Explain what is meant by the 'equilibrium wage rate' and describe one factor, other than a fall in demand, that could cause it to fall.4 marks
  10. A country's government introduces a national minimum wage for the first time, set above the existing equilibrium for low-paid work. Analyse the likely positive and negative effects on the economy.7 marks

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