Which economic practice helps motivate companies to keep prices low and improve product quality?

Combination

Consolidation

Competition

Overproduction

The economic practice that helps motivate companies to keep prices low and improve product quality is competition. Competition in the marketplace creates incentives for companies to offer better products at lower prices in order to attract and retain customers.

To understand why competition is the correct answer, let's break it down:

1. Combination: Combination refers to the consolidation of two or more companies into a single entity. While this practice may lead to efficiency gains and cost savings, it does not inherently drive companies to lower prices or improve product quality. In fact, consolidation can sometimes reduce competition and give the merged company more control over pricing, resulting in higher prices for consumers.

2. Consolidation: Consolidation, as mentioned earlier, refers to the merging of two or more companies. Similar to the previous explanation, consolidation does not necessarily encourage companies to lower prices or enhance product quality since reduced competition can lead to market power and potentially higher prices.

3. Competition: Competition occurs when multiple companies operate in the same market, vying for the same customers. In a competitive environment, companies must continuously strive to attract and satisfy customers by offering better products at competitive prices. This drive to outperform their rivals pushes companies to keep prices low and improve product quality to gain a competitive edge.

4. Overproduction: Overproduction refers to the production of goods or services in excess of consumer demand. While overproduction can sometimes lead to price reductions, it does not inherently motivate companies to improve product quality. In fact, if companies are faced with overproduction, they may resort to discounting or reducing product quality to clear excessive inventory.

Therefore, among the options provided, competition is the economic practice that best motivates companies to keep prices low and improve product quality.