What are the major economic events and changes of the canterbury tales period?

I'm doing a power point over the economic values of canterbury tales.
these are the guide lines
-Be sure to focus on the major events and changes of the period. And discuss how any of the events prompted changes to the social climate of the period.
-Also discuss how characters in the "Prologue" represent Chaucer's opinion about these changes
Asked Dec 04, 2012

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