State level differentiation and District level analysis:
The inter states variation is a common eye-catching phenomenon. After 2011 Census, many studies were being done on the reasons and results were interpreted on the inter-state and intra-state migration. Likewise, the many further studies could have been done if the Census statistics of 2021 is conducted soon. Ground-level analysis can be done if the data on the migration are present such as the change in the blocks and districts are the prominent field to study and to know the exact several of the population of the particular areas.