Prijselasticiteit en helling

The slope and elasticity of a demand curve might appear similar, but they differ significantly.

The slope of a demand curve measures the rate at which the quantity demanded changes as the price changes.

It is influenced by the units used for price and quantity, which makes comparing different products and markets challenging.

For example, a good priced in dollars has a different slope than one priced in cents.

Also, the slope doesn't fully capture price responsiveness.

For instance, a linear demand curve may maintain a constant slope but display varying price elasticity at different points.

Elasticity, in contrast, measures the percentage change in quantity demanded due to a one percent change in price.

It is not affected by the units of measurement, making elasticity a more standardized measure. This allows for comparisons across different products and markets.

Interestingly, in a linear demand curve, a relationship exists between slope and elasticity.

Rearranging the elasticity equation shows that the elasticity is the inverse of the slope multiplied by the ratio of price and quantity demanded.