It is calculated as the percentage increase in output that is not accounted for by changes in the volume of inputs of capital and Labour.
他计算的产出增长百分比不把资本投入规模和劳动投入规模的变化计算在内。
3
For more than three decades, the sales volume of existing single-family homes and newly built houses tended to rise and fall by about the same percentage, as can be seen in the accompanying charts.