城镇就业者负担人数  指家庭人口与就业人口之比。

城镇家庭总收入  指家庭成员得到的工薪收入、经营净收入、财产性收入、转移性收入之和，不包括出售财物收入和借贷收入。

城镇家庭可支配收入  指家庭成员得到可用于最终消费支出和其它非义务性支出以及储蓄的总和，即居民家庭可以用来自由支配的收入。它是家庭总收入扣除交纳的所得税、个人交纳的社会保障支出以及记账补贴后的收入。计算公式为：

可支配收入=家庭总收入-交纳所得税-个人交纳的社会保障支出-记帐补贴

城镇家庭消费性支出  指家庭用于日常生活的支出，包括食品、衣着、家庭设备用品及服务、医疗保健、交通和通信、娱乐教育文化服务、居住、杂项商品和服务等八大类支出。

城镇家庭服务性消费支出  指家庭用于支付社会提供的各种非商品性服务费用。

城镇家庭收入分组方法  将所有调查户依户人均可支配收入由低到高排队，按20%，20%，20%，20%，20%的比例依次分成：低收入户、中等偏下收入户、中等收入户、中等偏上收入户、高收入户等五组。

农村家庭经营收入  指农村住户以家庭为生产经营单位进行生产筹划和管理而获得的收入。农村住户家庭经营活动按行业划分为农业、林业、牧业、渔业、工业、建筑业、交通运输业邮电业、批发和零售贸易餐饮业、社会服务业、文教卫生业和其他家庭经营。

财产性收入  指金融资产或有形非生产性资产的所有者向其他机构单位提供资金或将有形非生产性资产供其支配，作为回报而从中获得的收入。

转移性收入  指农村住户和住户成员无须付出任何对应物而获得的货物、服务、资金或资产所有权等，不包括无偿提供的用于固定资本形成的资金。一般情况下，是指农村住户在二次分配中的所有收入。

现金收入  指农村住户和住户成员在调查期内得到以现金形态表现的收入。按来源分成工资性收入、家庭经营现金收入、财产性收入、转移性收入。

农村家庭纯收入  指农村住户当年从各个来源得到的总收入相应地扣除所发生的费用后的收入总和。计算方法：

纯收入=总收入-税费支出-家庭经营费用支出-税费支出-生产性固定资产折旧-调查补贴-赠送农村外部亲友支出

纯收入主要用于再生产投入和当年生活消费支出，也可用于储蓄和各种非义务性支出。“农民人均纯收入”按人口平均的纯收入水平，反映的是一个地区或一个农户农村居民的平均收入水平。

恩格尔系数  指食物支出金额在消费性总支出金额中所占的比例。计算公式为：

恩格尔系数=食品支出金额/消费性总支出金额×100%

number of dependents per urban employee  refers to the ratio between number of persons in an urban household and the number of employed persons.

total income of urban households   refers to the sum of wage and salary, net business income, income from properties, and income from transfers of members of the households, excluding income from selling of properties and income from borrowings.

disposable income of urban households  refers to the actual income at the disposal of members of the households which can be used for final consumption, other non-compulsory expenditure and savings. this equals to total income minus income tax, personal contribution to social security and sample household subsidy for keeping diaries. following formula is used:

 disposable income = total household income - income tax - personal contribution to social security - sample household subsidy for keeping diaries

consumption expenditure of urban households  refers to total expenditure of the sample households for consumption in daily life,  including expenditure on eight categories such as food, clothing, household appliances and services, health care and medical services, transport and communications, recreation, education and cultural services, housing, miscellaneous goods and services.

expenditure of urban households on consumption of services  refers to expenditure of households on services of various kinds provided by the society.

urban households by income group  all households in the sample are grouped, by per capita disposable income of the household, into groups of low income, lower middle income, middle income, upper middle income and high income, each group consisting of 20%, 20%, 20%, 20% and 20% of all households respectively.

income from rural household operations  refers to income by the rural households as units of production and operations. operations by rural households are classified by economic activities as agriculture, forestry, animal husbandry, fishery, manufacturing, construction, transportation, post and telecommunications, wholesale, retail and catering, social service, culture, education, health, and other household operations.

income from properties  refers to the income received as returns by owners of financial assets or tangible non-productive assets by providing capitals or tangible non-productive assets to other institutional units.

income from transfers  refers to the receipt by rural households and their members of goods, services, capital or rights of assets without giving or repaying accordingly, excluding capital provided to them for the formation of fixed assets. in general, it refers to all income received by rural households through redistribution.

cash income  refers to income received by rural households and their members in the form of cash during the reference period. it is classified, by source of income, into income from wages and salaries, cash income from household operations, income from properties and income from transfers.

net income from rural household  refers to the total income of rural households from all sources minus all corresponding expenses. the formula for calculation is as follows:

net income = total income – taxes and fees paid - household operation expenses – taxes and fees – depreciation of fixed assets for production – subsidy for participating in household survey – gifts to non-rural relatives

net income is mainly used as input for reproduction and as consumption expenditure of the year, and also used for savings and non-compulsory expenses of various forms.per capita net income of farmers is the level of net income averaged by population which reflects the average income level of rural households in a given area.

engel coefficient  refers to the percentage of expenditure on food in the total consumption expenditure,using the following formula:

engel coefficient=(expenditure on food/total consumption expenditure)×100%