In this article, the market failure happened in Africa because of the environmental issues and this market failure caused hunger and unemployement in the cities.
This article is about Train operators who have been accused of topping up their profits by increasing the cost of car parking. (it is monopoly)
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Competition among firms that choose to differentiate their products by nonprice means, for example, by quality, style, delivery methods, locations, or special services. Nonprice competition is often practiced by firms that desire to differentiate virtually identical products. In this one the product is food.