Relative Importance of Raw Materials, Goods in Process, and Finished Goods

Moses Abramovitz, Inventories and Business Cycles, with Special Reference to Manufacturers' Inventories (NBER, 1950), chap. 7, https://www.nber.org/books-and-chapters/inventories-and-business-cycles-special-reference-manufacturers-inventories/relative-importance-raw-materials-goods-process-and-finished-goods.