In economics there are a number of factors that influence the demand of a good or service, this factors include the price, the existence and the price of substitutes, the price of complements, future expectation of changes in prices of the good, taste and preference and the disposable income. All this factors will determine the demand of a good for the individual in an economy.
Introduction:
In economics
there are a number of factors that influence the demand of a good or service, this
factors include the price, the existence and the price of substitutes, the
price of complements, future expectation of changes in prices of the good,
taste and preference and the disposable income. All this factors will determine
the demand of a good for the individual in an economy.
I drink coffee
every day and I purchase coffee in the supermarket where I consider the brand,
the price and also my disposable income at the time of purchase, I prefer
coffee to other drinks such as cocoa, chocolate and other fruits. The taste of
coffee is what I like and there are many brands of coffee which are expensive
and others are cheap. This paper discusses the decisions I make when purchasing
coffee from the supermarket.
Price of coffee:
The price of a
good will determine the demand of goods, when the price is high then the demand
of a good is low. The price is very important when I am making decisions, I
always want to maximize my utility with my money, I make sure I spend less and
at the same time get a quality brand from the supermarket. I therefore don’t
choose the cheapest brand and at the same time I don’t prefer a very expensive
brand. I choose the brand that is average in price and this is because I will
derive more utility than the cheapest brands, also this is because I don’t want
to spend much on coffee.
Substitutes of coffee:
Substitutes are
those goods that can be used for the same purpose with a good example for our
case is coffee and its substitute is tea. When the prices of a good rises and
that of its substitute is low, then individuals will demand the substitute.
Coffee has its complements which include cocoa and chocolate and even tea, I
have to consider their prices when purchasing coffee, coffee is far much
expensive than these other substitutes and therefore I consider their prices
before purchasing coffee, when I don’t have enough of my disposable income then
I will purchase tea or chocolate drinks because they are cheaper than coffee.
However my preference and taste still remains to be coffee.
Complements of coffee:
Coffee has complements
and this include sugar and milk, sugar however is the only true complement of
coffee as it must be used with coffee, therefore I will have to purchase sugar
and some times milk when I purchase coffee, therefore when prices of sugar are,
too high then I prefer other drinks such as fruit drinks, this is because sugar
must be present when drinking coffee and if I cannot afford sugar then I have
to go without the coffee and purchase other fruit drinks.
Taste:
I prefer coffee
to other drinks because of the taste, the taste of coffee cannot be compared to
any other taste and for this reason I like coffee and I drink it often. Even
when I cannot afford to purchase coffee I still feel that I have to take coffee
each day and therefore the taste of coffee is the reason why I love coffee.
Expectations:
The expectations
of future prices of goods will affect the demand of a good, when consumers
expect the price of a good to rise in the future, then the demand of that good
will rise today to avoid high prices in the future, on the other hand if the
consumers expect prices to go down in the near future, then they will postpone
purchases of the good until the prices go down. Therefore when I consider the
price of coffee, if I expect the prices to rise in the near future I will
purchase more coffee than I need to avoid the high prices in the future.
Income:
Income is
another determinant of demand of a good, when the disposable income increases
for a normal good then the demand of that good will increase, in my case with
coffee, when my disposable income increases then I demand more coffee at the
time, at this point I can afford to purchase a larger quantity of coffee at one
time.
The market demand for coffee:
I am rational in
the decision I make regarding the consumption of coffee, in economics
rationality means optimizing and this involves getting the value of the money
you spend, consumers in an economy are said to be rational if they tend to
maximize utility and at the same time spend less.
Regarding the
changes of demand of the market for coffee I am in a position to predict the
outcomes of the coffee market, when prices of coffee rise then the demand for
coffee will go down and consumers will demand more of coffee substitutes. When
the price of its complements such as sugar is raised then the demand for coffee
will drop. Therefore I am in a position to predict the reaction of the market
regarding coffee.
Conclusion:
Demand for
coffee is very predictable, the demand for all goods will depend on the price
of that good, the existence and the price of their substitutes, the taste and
preference, the complement goods of that good and the future expectations of
those goods, for a rational consumer it is very easy to predict the outcome of
demand for a good in the market
References:
Brian Snow (1997)
Macroeconomics: introduction to macroeconomics, Rout ledge publishers, UK
Stratton (1999)
Economics: A New Introduction, McGraw Hill Publishers, New York
Philip Hardwick
(2004) Introduction to Modern Economics, Pearson Education Press, UK
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