Microeconomics is concerned with the economic decisions and actions of individuals and firms. Within the broad church of microeconomics, there are different theories that emphasise certain assumptions and expectations of economic behaviour. The most important theory is neo-classical theory, which places emphasis on free-markets and the assumption individuals are rational and seek to maximise utility. …
Definition: Scarcity refers to resources being finite and limited. Scarcity means we have to decide how and what to produce from these limited resources. It means there is a constant opportunity cost involved in making economic decisions. Scarcity is one of the fundamental issues in economics. Examples of scarcity Land – a shortage of fertile …
Definition – Opportunity cost is the next best alternative foregone. If we spend that £20 on a textbook, the opportunity cost is the restaurant meal we cannot afford to pay. If you decide to spend two hours studying on a Friday night. The opportunity cost is that you cannot have those two hours for leisure. …
The essential element of Keynesian economics is the idea the macroeconomy can be in disequilibrium (recession) for a considerable time. To help recover from a recession, Keynesian economics advocates higher government spending (financed by government borrowing) to kickstart an economy in a slump. Keynesian economics includes Disequilibrium in macroeconomy (insufficient demand) Imperfect labour markets (e.g. …
In economics, marginal analysis means we look at the last unit of consumption/cost. It gives a different picture to the total cost. For example, the total cost of flying a plane from London to New York will be several thousand Pounds. However, with a plane 50% full, the cost of carrying one extra passenger is …