Disability

The number of the disable family member

Range over positive integer

Finance

Subsidized

Subsidized = 1, others = 0

Farmland

Farmland, others = 0

Civil servants

Civil servants, others = 0

Migrant workers

Migrant workers, others = 0

Individual business

Individual business, others = 0

Cooperation

Cooperation, others = 0

Financially supported by relatives

Financially supported by relatives, others = 0

Financial support

Financial Support from family

Range over positive integer

Annual income

Annual income of family

Range over positive integer

Department or house

House in countryside

House in countryside = 1, others = 0

Small house in countryside

Small house in countryside = 1, others = 0

Department in city: 1

Department in city: 1 = 1, others = 0

Department in city with 1 as well as house in countryside with 1

Department in city with 1 as well as house in countryside with 1 = 1, others = 0

Department in city: 2 or more

Department in city: 2 or more = 1, others = 0

House in countryside: 2 or more

House in countryside: 2 or more = 1, others = 0

Zero

Zero = 1, others = 0

House’s size

The size of the house or department

Range over positive integer

Accidents

Not any

Not any = 1, others = 0

Infertility caused by drought or flood

Infertility caused by drought or flood = 1, others = 0

Property Damage

Property Damage = 1, others = 0

Earthquake or fire

Earthquake or fire = 1, others = 0

Incurable disease

Incurable disease = 1, others = 0

Debt

Debt

Range over positive integer

Academic performance

Failed before

Failed before = 1, others = 0

Always passed

Always passed, others = 0