我用EXCEL做了一个表,里面包含了从1994/01/01到2007/01/01的中国实际利率(RIR),美国实际利率(FRIR)和实际利差(RID)的数据,然后我将它复制到STATA里面,输入命令 format date %td,结果显示string %fmt required for string variables,所以想请问下大家应该输入什么命令才正确啊?SOS~
dates | RIR | FRIR | RID |
| 01 January 1994 | -13.12 | 4.2 | -17.32 |
| 01 January 1995 | -5.58 | 5.84 | -11.42 |
| 01 January 1996 | 2.23 | 5.3 | -3.07 |
| 01 January 1997 | 5.84 | 5 | 0.84 |
| 01 January 1998 | 7.88 | 5.35 | 2.53 |
| 01 January 1999 | 7.25 | 4.97 | 2.28 |
| 01 January 2000 | 5.45 | 6.24 | -0.79 |
| 01 January 2001 | 5.15 | 3.89 | 1.26 |
| 01 January 2002 | 6.11 | 1.65 | 4.46 |
| 01 January 2003 | 4.11 | 1.13 | 2.98 |
| 01 January 2004 | 1.68 | 1.35 | 0.33 |
| 01 January 2005 | 3.78 | 3.21 | 0.57 |
| 01 January 2006 | N/A | 4.55 | N/A |
| 01 January 2007 | 2.13 | 5.01 | -2.88 |


雷达卡


我按照这个方法试过了,不过又出现了另外一个问题,郁闷了
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