JIT - abbrev. Just-In-Time Inventory System.
Joint Demand - a situation in which demand for a product rises and
falls with demand for another product with which it is used.
Joint Venture - a risk-reducing method of market entry in which two
firms combine forces to manufacture or market a product; a method of entry
into a foreign market in which a firm joins with an overseas company to
establish a partnership for the production and marketing of its product
abroad.
Judgment Sample a type of non-probability sample used in gathering
primary data in marketing research; the sample is drawn from those whom
the market researcher judges to be knowledgeable about the subject. See
Probability Sample; Non-Probability Sample.
Jury of Executive Opinion - a forecasting method based on the opinions
of senior management.
Just-In-Time Inventory System - an inventory control method, devised
in Japan, for keeping inventory costs to a minimum; supplies are ordered
frequently, but in relatively small quantities. Also known as Kanban.
Just-In-Time Purchasing - see Just-In-Time Inventory System.