History of Production Management and operation management function.
At the turn of the 20th century the economic structure in most of the develop countries of today was fast changing from a feudalistic economy. Feudalistic economy to that of an industrial and capitalistic economy. The nature of the industrial workers was changing and the methods of exercising control over the workers, to get the desired output are also to be changed. This change economy climate produce the new technicians concepts. Individual efficiency : Fredric W. Taylor studied the simple output to time relationship for manual labour such as brick laying. This form the precursor of the present day "time-study". Around the sametime, Frank glibreth and his wife Lillion glibreth examine the motions of the limbs of the workers in performing the jobs and try to standardise these motions into certain categories and equalise the classification to arrive at standards for time required to perform a given job. This was the precursor to the present day "motion -st