Dependency ratio, also known as dependency coefficient, refers to the ratio of non-working-age population to working-age population. The greater the dependency ratio, the greater the dependency ratio of the per capita labor force, which means the heavier the burden of labor support.

Legal basis:

People's Republic of China (PRC) social insurance law

Tenth employees should participate in the basic old-age insurance, and employers and employees should pay the basic old-age insurance premium.

Individual industrial and commercial households without employees, part-time employees who have not participated in the basic old-age insurance in the employer and other flexible employees can participate in the basic old-age insurance, and individuals pay the basic old-age insurance premium.

Thirteenth employees of state-owned enterprises and institutions to participate in the basic old-age insurance, the basic old-age insurance premiums payable during the payment period shall be borne by the government.

When the basic old-age insurance fund is insufficient to pay, the government gives subsidies.

Article 18 The state establishes a normal adjustment mechanism for basic pensions. According to the average wage increase and price increase of employees, the basic old-age insurance treatment level will be improved in a timely manner.