Eligibility for such payments shall be determined by clearly-defined criteria such as income, status as a producer or landowner, factor use or production level in a defined and fixed base period. 获得此类支付的资格应由明确规定的标准确定,如收入、生产者或土地所有者的身份、规定和固定基期内生产要素利用或生产水平。
This research focusses on the index system establishment of multi-factors which sets the factors of the same measurement in the same period in a fixed base period. 本文对多因素指数体系编制采取了将同度量因素所属时期一律固定在基期。