What changes took place in the life of the Slavs in the 9-11 centuries?

First of all, it is worth noting such an important event in the life of the Russian land as the adoption of Christianity. Historians date the religious reform to 988. This event undoubtedly influenced both the attitude towards the Russian principality in the world and the life of ordinary citizens.
In the 9-10th centuries, the concept of State ownership of land was formed. This contributes to the stratification of society and the creation of a ruling class.
During this period of time, there is a development of agriculture and agriculture.
It is also worth noting the high level of craft production.
In the 10-11th centuries, minting of coins began, much earlier than in many European countries.
And, of course, it is worth noting the high level of cultural development of the state.