中文摘要：

本研究基于劳动时间分配视角对农村劳动力外出务工时间展开分析,首先对农村劳动力外出务工时间分配现状进行描述分析,然后分别对劳动力是否外出务工和外出务工时间决策行为进行了探讨和实证分析。研究结果表明：首先,农村劳动力的外出务工决策受其个体特征（如年龄、性别、人力资本等）、家庭特征（如家庭人均耕地面积）等因素影响;其次,农民工外出务工时间表现出明显的地区、职业类型以及行业差异。

英文摘要：

An empirical analysis was conducted on the migrant working of the rural labor force based on the labor time-using model.The contribution of this analysis was twofold：first,a descriptive analysis was performed on the time-using of the rural labor force on migrant working;second,the key influential factors were investigated concerning the time-using of the rural labor force migrant working.Two findings stand out.First,the earned income was the key determinant to the migrant workers labor-supply showing a U-shaped relationship significantly.Second,the determination of the rural labor force migrant working time-using was also affected by individual characteristics（such as age,gender and human capital）,household characteristics（such as per-capita arable land） and there also significantly exists regional difference.