eaf82217_ehension__An_exploratory_study__Extract_1b
[Extract 1a] This illustration may serve to keep before us the way in which the efforts and sacrifices which are the real cost of production of a thing, underlie the expenses which are its money cost. [Extract 1b] 
This case illustrates the way in which the efforts and sacrifices which are the Real cost of production of a thing, underlie the expenses which are its Money cost.
Reading in a Foreign Language: Metadiscourse and ESP reading comprehension: An exploratory study
Extract 1b