It is more common in developed than developing countries. These challenges vary for developing and developed countries. Rates appear to be similar in both the developing and developed world. Merck was developing it, but discontinued development. This is particularly relevant for people in developing countries. Outsourcing is among some of the many reasons for increased competition within developing countries. Undernutrition is more common in developing countries. But, today, the right bank is developing, including new urban projects. Observation is a tool used in social work for developing solutions. It is dedicated to eradicating rural poverty in developing countries. It is developing quickly, but still faces an assortment of challenges. It has been developing rapidly since the year 2000. Costs are largely reduced by taking advantage of lower prices in markets in developing countries. It has been developing successfully ever since. It is one of the most valuable commodities exported by developing countries.