    Sentence.t Because. a reduction in the I/S ratio means:   ‘that changes. in ‘sale& willbe ‘matched by: a: smaller  charige’in inventories, a lower. ratio, also. implies lower   inventory volatility.    Sentence: 2:-A. lower. 17S; -ratip.. results: in:- higher  inventory volatility and changes ‘in sales will result in  higher ‘changes in.inventories.