Which factor would most likely cause the supply of a company's product to increase?

• A. A decrease in the market price of the product
• B. A rise in the price of substitute goods
• C. An increase in consumer income
• D. A decrease in the cost of production inputs

Answer: (D)

Verified step by step guidance

1. Understand that the supply of a product is influenced by factors that affect the producer's willingness and ability to produce and sell the product at various prices.
2. Recall that a decrease in the market price of the product typically causes a movement along the supply curve, not a shift of the supply curve itself, so it does not increase supply.
3. Recognize that a rise in the price of substitute goods affects demand for those substitutes, not the supply of the company's product directly.
4. Note that an increase in consumer income generally affects demand rather than supply, as consumers have more purchasing power.
5. Identify that a decrease in the cost of production inputs reduces the cost for producers, making it more profitable to supply more at each price level, which shifts the supply curve to the right and increases supply.