Government can make decisions on how to spend the money
Answer: Language.
Religion
Explanation: While bringing people from diverse backgrounds can be advantageous, cultural differences can produce tension, which can lead to problems that hinder your business productivity.
Answer: Horizontal integration is important because it grows the company in size, increases product differentiation, achieves economies of scale, reduces competition and can access new markets. When many firms pursue this strategy in the same industry, it leads to industry consolidation which makes the companies stronger and more solid and even monopoly- which isn't the best for consumers but is really good for the sellers.