财政收入预测模型源码：财政收入与国民收入、工业总产值、农业总产值、总人口、就业人口、固定资产投资等因素有关。根据列表的多年原始数据，构造预测模型进行预测。-Revenue forecasting model source: Financial income and national income, industrial output, agricultural output, the total population, working population, investment in fixe