Why not watch the video for starters
<span>Money is used as medium of exchange in the form of goods or item. When the farmer man traded the five cows so, that five cow will be durable to him. The cow can become his source of his income by the work done by the cattels. so the cows durability is more. Once the cow life sheds then he can make profit of it also. So, durabilty makes a major role in the characteristic of money.</span>