What was the monetary system during the high middle ages

The most common coin throughout the middle ages was the small silver penny (pfennig) or denarius. During that period, there was also the pound, which was 20 schillings and a schilling, which was 12 pence. The 13th-century introduced a larger silver penny, known as a groat, which means big.

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a.   it resulted in widespread unemployment.

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