H. Fayol the organization as a complex organism that divides it into several parts, each part by executing specific operations, such as: technical (production), trade (supply, sale, exchange), financial records (accounting, statistics), security, insurance (Protection of property and persons)...

From a psychological and physiological on the capability and job requirements are two types of requirements, one of increasing capabilities and requirements, and lowering other capabilities and requirements. Those who are dissatisfied with their status of employment are twice as dissatisfied and...