human resources

Human resources:
Human resources mean no of people available to perform ajob or work. Human resources is a renewable natural resources. We can classify into the following. 
Hi tech qualified professional
Skilled labour
Semi skilled labour
Non skilled labour..
Human resources management HRM: In simple words HRM means employing people developed their capacities utilizing maintaining and compensating their service in tune with the job and organizational requirements.
Human resources management HRM is seen by practitioners in the field as a more innovative view of work place management than the traditional approach. As such HRM techniques when property practiced are expressive of the goals and opreating practice of the enterprise overall.HRM s also seen by many to have a key role in risk reduction within organization.
The evolving occupational structure of the world:
People are the engaged in a variety of commercial activities in the world. Before the beginning of civilization man was engaged in only one primitive activity food gathering.
Then with the advancement in cultivation a civoilized life began. He then started to make tools and to exchange goods. As life became complex,more activities were added.
The distribution of the work face among the three sectors progresses through different stages as follows according of fourastie.
First phase : Traditional cultivation.
Primary sector 70%
Secondary sector 20% 
Tertiary sector 10%
Second phase : Transitional period.
Secondary sector 50% 
Tertiary sector 30%
Third phase: Tertiary a civilization.
Primary sector 10% 
Secondary sector 20%
Tertiary sector 70%!!!!!!!