Another reason why the price of cattle would remain stationary would be that in early times as all the cows were kept under more or less similar conditions of food, and there was no attempt at the development of superior breeds, there would be little difference in the value of animals of the same age.
The connection between the cow and the gold unit is rendered all the more probable not merely by the fact so often noticed that the words for money in different languages originally meant cattle, but by the remarkable fact that the earliest known weights are in the form of cattle. The relation between weight and money must always be close, but it comes still more prominently into view, when as yet there is no coinage, but gold and silver