Many companies, such as petroleum refiners, lumber mills, meat packers and flour mills, produce a multitude of products in their manufacturing processes. JoInt products are produced .simultaneously by a common process or series of processes. There are innumerable cases of joint products in practice. For the illustrative purpose, without loss of generality, a typical joint product case [46] shown in Fig. 2 is used in this paper to demonstrate how to calculating the
joint products' cost under ABC