SAT test writers have become very interested in economist Giulia Faggio’s study of the factors that influence industrial agglomeration. In simple words, industrial agglomeration is the clustering of firms in a specific location. For example, in the early twentieth century the automobile industry concentrated in Detroit. Today, Apple and other high-tech computer and chip companies are concentrated in Silicon Valley south of San Francisco.
Ok, but what does this have to do with the appearance of AMASS as as a High-Frequency answer to several recent vocabulary in context questions? Le’t take a look and find out:




