The nature of business enterprise is
changing. Today’s business is increasingly ‘boundaryless’, meaning that internal
functional barriers are being eroded in favour of horizontal process management and
externally the separation between vendors, distributors, customers and the firm is
gradually lessening. This is the idea of the extended enterprise, which is transforming our thinking on
how organisations compete and how value chains
might be reformulated.
Leading organisations have long
recognised that the key to success in supply chain management is the information system.
However, what we are now learning is that there is a dimension to information that enables
supply and demand to be matched in multiple markets, often with tailored products, in
ever-shorter time-frames.
In the same way that the conventional
wisdom in production and manufacturing is to seek economies of scale through larger batch
quantities, similar thinking can often be found in the rest of the supply chain. The challenge to
logistics management is to find ways in which these changed requirements can be
achieved without an uneconomic escalation of costs. There may have to be
trade-offs but the goal must be to improve total supply chain cost effectiveness.
The basic idea behind quick response (QR)
is that in order to reap the advantages of time based competition it is necessary to
develop systems that are responsive and fast.
As the demand by all partners in the
supply chain for a quick response increases, the greater will be the pressure placed upon
manufacturing to meet the customer’s needs
for variety in shorter and shorter
time-frames. The answer has to lie in
flexibility. As we have already observed,
if it were possible to reduce manufacturing and logistics lead times to zero
then total flexibility could be achieved. In other words the
organisation could respond to any request that was technologically feasible in any quantity.
Whilst zero lead times are obviously
not achievable, the new focus on flexible manufacturing systems (FMS) has highlighted the possibility of
substantial progress in this direction.
Logistics systems are prone to what has
been called the ‘Bullwhip’ or ‘Forrester Effect’, after Jay Forrester, who developed a set
of techniques known as Industrial Dynamics. Forrester defined industrial dynamics as: The study of the
information feedback characteristics of industrial activity to show how
organizational structure, amplification (in policies) and time delays (in
decisions and returns) interact to influence the success of the enterprise. It
treats the interactions between the flows of information, money, orders,
materials, personnel, and capital equipment in a company, an industry or a
national economy.
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