How demand is influenced by price

Question

Describe how the demand for a good is influenced by the price of its associated goods. Give illustrations.

Answer 1

Related goods are either replacements or complementary:

Substitutes Goods: Whenever price of a substitude falls or downs, it becomes less costly than given good. Therefore the consumer replaces it for given good will reduce.

Likewise, a rise in the price of substitute will outcome in rise in the demand for specific good. For illustrate Tea and Coffee.

Complementary Goods: Whenever the price of a complementary good falls or downs its demand rises and the demand for the specific good will raise. Likewise whenever price of complementary good rises, then demand
for specific good decreases. For illustration: ?Car and Petrol.