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Firstly, a rise in interest rate could negatively impact investment within an economy. This is because the interest rate would increase the cost of borrowing and thus deter firms from taking out loans to fin...

Lowering interest rates boosts aggregate demand through a process known as the transmission mechanism. We can make this easier to understand by splitting AD into its component parts and examining each one. A...

Demerit goods are goods that cause negative externalities, which are external costs imposed upon a third party that was not involved in the economic transaction. Consumers may be unaware of the long term pro...

Marginal cost curve shows the cost to produce an extra unit of output at all output levels. The average cost curve shows the total cost divided by the output quantity at all output levels. If the marginal co...

A positive externality is a good or service which benefits a 3rd party when it is consumed or produced. One example of a positive externality in production is passersby enjoying the smell of a coffee shop. T...