Tag: microeconomics

  • Can’t Get No Satisfaction

    Can’t Get No Satisfaction

    In economic terminology, the term “utility” has not much to do with multifunctionality nor completing specific useful tasks.

    It does in context, relate to the level of satisfaction or “completeness” one derives from the consumption of a product or service. For example, there is only so much pizza you can eat before feeling ill from satiety.


    On a broader and more macroeconomics spectrum, our utility levels will also help determine how resources are allocated and consumed.

    Definition

    The concept, a brainchild of Daniel Bernoulli, has so many relevant connotations. As humans, we individually have a maximum biological boundary which when reached, signals absolute satisfaction. This in economic terms is called maximum (total) utility.

    Total utility is the complete satisfaction that you can get from consuming all units of a specific item.


    Economists are more interested in the changes in levels of utility or what is referred to as the marginal utility.

    We will return to its application to the economy.

    Applying utility

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    Incidentally, the utility has no formal unit of measurement – though we coined the term “utils”. These so-called utils equate a number to utility levels in a controlled sample experiment.


    Understandably it can be quite a feat to quantify utility as it is based on human behavioural preferences. The closest we got to quantifying such was via the marketing concept of the consumer black box.


    As an illustration, the concept can be applied to something as basic as eating a delicious meal.


    Depending on how hungry you were, you would derive the highest utility from the first few bites of your meal.


    As you progressed and depending on your appetite, each additional fork/ spoon, or handful would provide fewer levels of satisfaction. As you reach your stomach’s capacity (towards satiety) your utility diminishes.

    This can be applied to the taste of the meal. It specifically explains why we tend to eat something sweet after a main (savoury) meal.

    The appreciation of ice cream when you are starving would diminish quickly as you concentrate on filling up your stomach. This as opposed to enjoying the taste.

    When compared to the running of an economy, governments and policymakers can determine which goods and services yield the most utility.


    This helps them to consequently direct expenditure to identified priority areas (products/services).

    It is a long term concept

    Education, for instance, may not provide immediate utility (gratification) for scholars and pupils. However, when appropriately harnessed, could yield higher levels of satisfaction. This is when you enter the job market with better remuneration packages.


    Tweaking education curricula, taking into consideration levels of utility to whip up your interest for the good or service. This should, therefore, be a prime focus for legislators.


    Inputs such as maximum times you can concentrate and the length of study for a course should be offered without compromising the substance.


    Without a doubt, there would be considerations, at a micro-level to assist in enhancing both marginal and total utility in the education sector.

    Read more about fiscal policy and budgets here

    More life-related uses

    The concept of utility is a lot less ubiquitous as we think and relates to the unsavoury phenomenon of megalomania and why there is greed.
    When levels of self-gratification diminish quickly, it takes longer for those with lower levels of marginal utility to reach a plateau of pleasure.


    Drug addiction, sexual appetites, and fetishes would then kick-in. In such cases, people upgrade the “product or service” that they have already maximized utility in. At that stage, another level of fulfillment would be sought.

    The utility applied to finances

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    It also explains why you lose a lot of money gambling or investing in stocks. The satisfaction of gaining more for a little outlay will often drive you to take more risk until a level of risk aversion kicks in.


    High-risk investors “called whales”  are now delving into the Crypto market to maximize their utility. They are diverting their funds from property and stocks into digital currencies like Bitcoin and Ethereum.


    The saying too much of a good thing is inevitably bad for you applies. It can be countered by diversifying the things that deliver pleasure or satisfaction to you.


    This is to ensure that you do not maximize utility on them too quickly and lose interest.  Worse case, you end up delving into the dangerous territories of addiction.


    Economists need to be relevant, more than ever before. They also need to formulate a means to measure and quantify utility or provide “utils” for at least, the most common goods and services.

    With such a strategy, policy-making, product pricing, and the efficient allocation of resources would be more effortless.

  • Elasticity and Sin Tax

    Elasticity and Sin Tax

    We can change our dependence on certain goods and services so that we don’t take too high a knock when their prices fluctuate.

    Life is about making choices. As rational beings, we tend to make choices that benefit our wealth and well-being.


    But some choices have to be made on our behalf — especially when it comes to the provision of commonly used goods and services.

    What is elsaticity?

    The prices of government-regulated products such as fuel, alcohol, and cigarettes are examples. How we react to the price change (whether an increase or decrease) is referred to in economics as elasticity.


    It is a general term for a ratio of change and scientifically attempts to capture your sensitivity to price movements. It is the percentage change in the quantity demanded (or supplied) of something brought about by a percentage change in its price.

    A 10% increase in the price of bread, resulting in a decrease in the quantity demanded by 8%, means your price elasticity of demand for bread is 0,8.

    The ratio is expressed as a number between negative infinity and infinity, with one being the midpoint. The number has no unit — it is not expressed in centimetres, litres or as a percentage.

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    But that number tells us a great deal. If it is higher than one, the product is said to be elastic. This means the quantity you demand responds strongly to price changes.


    Anything under one is inelastic. This means a price change doesn’t affect your demand for it much.

    When a product is said to be unit elastic, it means the change in quantity demanded is equal to the change in price.

    Practical examples

    On the commercial side, the concept becomes more useful when formulating and studying consumer trends. It is especially beneficial to brand managers who need to set prices for their products while paying attention to sales.


    Income elasticity of demand measures the responsiveness of the quantity of a good to changes to your disposable income.


    Generally, the more inelastic the product, the easier it is for firms to maximize profit by increasing their price.

    Taking advantage of addictions

    If you’ve ever wondered why the prices of your alcohol and cigarettes — commonly referred to as “sin taxes” — always rise, it is because they are inelastic.


    If you were addicted to nicotine, for instance, you would rather cut down on movie tickets to still afford a box of smokes. This makes you inelastic to the increase in cigarette prices.


    Likewise, we industrialize, we become heavily reliant on oil. Our dependence on oil was reiterated in the latest Organisation of Petroleum Exporting Countries (Opec) oil outlook, which paints a gloomy picture. The West’s demand for oil is predicted to surpass the available supply in the coming years.


    Globally, over the decade of 1994-2004, about five times more passenger cars appeared on our roads than commercial vehicles. In South Africa, alone, commercial vehicle sales for July were up 13% in the same period.
    Concurrently, increases in lorry volumes worldwide have been observed.


    The more inelastic your product is, the easier it is for you to slap your consumers with high price increases.

    At the time of writing in 2007, the oil price once hovered around $73/barrel and threatened to reach a record high of $80*

    Concluding remarks

    By using other means of energy (oil substitutes, wind, electricity, and solar) we could reduce our reliance on oil. this would make it less inelastic.

    In South Africa, for example, using trains for cargo transport would ease our dependence on petrol and diesel-powered commercial vehicles.

    Carmaker Tesla recently launched its future truck and alleged fastest production car in a big to reduce our reliance on fossil fuels. Tesla is gaining steady ground to introduce its electric cars to the world and has surpassed the net worth of Ford.


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