两个list A,B，根据里面数据框的variable列，匹配两个数据框的value列的值

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收藏 2018-01-16

两个list A,B，根据里面数据框的variable列，匹配两个数据框的value列的值,合并成新的数据框，生成新的list只有两个数据框我会用merge,但是list里面要怎么处理呢？

A：
$`2015-01-29`
         tesd  variable    value
40847 2015-01-29 002703.SZ 3.6680556
17319 2015-01-29 600876.SH 3.0885714
8323  2015-01-29 002490.SZ 3.0711974
50535 2015-01-29 000585.SZ 2.6444444
54687 2015-01-29 601038.SH 2.5928571
61607 2015-01-29 600871.SH 2.5473251
51919 2015-01-29 601727.SH 2.3657025

$`2015-01-30`
         tesd  variable    value
40848 2015-01-30 002703.SZ 3.6255201
17320 2015-01-30 600876.SH 3.0697674
8324  2015-01-30 002490.SZ 3.0129450
50536 2015-01-30 000585.SZ 2.7277778
54688 2015-01-30 601038.SH 2.6672504
61608 2015-01-30 600871.SH 2.4379845
51920 2015-01-30 601727.SH 2.2962185

$`2015-02-02`
         tesd  variable    value
40849 2015-02-02 002703.SZ 3.5230352
8325  2015-02-02 002490.SZ 3.0803859
17321 2015-02-02 600876.SH 3.0338462
50537 2015-02-02 000585.SZ 2.7613636
54689 2015-02-02 601038.SH 2.5626168
61609 2015-02-02 600871.SH 2.5338645
65069 2015-02-02 603993.SH 2.3291667
B：

$`2015-01-05`
      adates  variable value
1    2015-01-05 002202.SZ    0
694 2015-01-05 601111.SH    0
1387  2015-01-05 600600.SH    0
2080  2015-01-05 600029.SH    0
2773  2015-01-05 600115.SH    0
3466  2015-01-05 600188.SH    0
4159  2015-01-05 000039.SZ    0
4852  2015-01-05 600660.SH    0
5545  2015-01-05 000063.SZ    0
6238  2015-01-05 601881.SH    0
6931  2015-01-05 600775.SH    0

$`2015-01-06`
      adates  variable       value
2    2015-01-06 002202.SZ  0.001386963
695 2015-01-06 601111.SH  0.040914798
1388  2015-01-06 600600.SH  0.006572794
2081  2015-01-06 600029.SH  0.017730961
2774  2015-01-06 600115.SH  0.019625964
3467  2015-01-06 600188.SH  0.063460354
4160  2015-01-06 000039.SZ -0.007722046
4853  2015-01-06 600660.SH  0.013751172
5546  2015-01-06 000063.SZ  0.056252047

$`2015-01-07`
      adates  variable       value
3    2015-01-07 002202.SZ -0.022425607
696 2015-01-07 601111.SH  0.020937404
1389  2015-01-07 600600.SH -0.014137841
2082  2015-01-07 600029.SH  0.010489607
2775  2015-01-07 600115.SH  0.014035318
3468  2015-01-07 600188.SH -0.010409983