Economy
The Aryans crossed the nomadic stage. Yet, great importance was attached to herds of cattle. Various animals were domesticated.
The vedic people were probably not familiar with cat and camel. Tiger was not known ,but the wild animals like lion ,elephant and boar were known to them.
In all probability ,very little of trade was there.
Money and markets were known but they were not extensively used. Cows and gold ornaments of fixed value were the media of exchange. Coins were not known.
Complexity in producing goods made its appearance. Men of various professions like carpenters, smiths, tanners, weavers, potters and grinders of corn were there.