“Assuming different roles and responsibilities in a non-permanent way improves the ability to accept opinions and ideas; when done in a balanced way facilitates communication, increases productivity and interdependence.”
The concept of flexibility has been mistakenly attached to the legal side of contractual relations of employment, which, being important, is too restrictive.
Of course, the global economy, by requiring more flexible companies, leads them to bet on technology, improve effectiveness, efficiency and competitiveness despite the peaks of production and periods when there is excess labor, where it would be advisable operative people reduction.
This is where the conciliation of personal and professional life to employees, rewarding availability to deliver more productive hours with higher commitment, eventually from different locations, such as from home for example, will favor productivity.
Even more important, it is the ability to perform various functions at different times, which will also facilitate the individual development of the employee, both cognitive and operative what improves overall performance.
Thus come visible, that is crucial for global economic competitiveness that companies recognize these qualities of their workforce and reorganize their services, making production more flexible and making them it more attractive to customers and professionals.

You must always be able to predict what’s next and then have the flexibility to evolve.
Marc Benioff. (1910-2010) Entrepreneur, Author e Philanthrop