Objective and subjective are two different words used to rate the way reality are been describe. Objective could be termed as anything related to object and its reality while subjective, on the other hand, is related to the observing subject and the way of perceiving the reality of an object.
The growth is an increase or increased somewhat and development indicates a transformation or evolution. In general, development is the result of sustained growth, which can lead to confusion between the two terms; however, there may be growth without associated development.
The principles of centralization and decentralization are more or less two sides of the same coin. While centralization holds that it is possible to improve administrative effectiveness by concentrating decision-making in one coordinating body, decentralization, on the other hand, states that decision-making can only be enhanced by delegating decision-making to lower level governments of subordinate units.
A trade is a work activity that is generally linked to manual or artisan processes that do not require formal studies while a profession is a work activity that requires specialized academic training. The differences between trade and profession has to do with the level of studies required in each case.