stata使用dea总出错

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. ssc install dea
ssc install: "dea" not found at SSC, type search dea
(To find all packages at SSC that start with d, type ssc describe d)
r(601);

. help dea

. dea 机构数个= 出院人数人, rts(vrs) ort(in)  stage(2)
struct BoundCond undefined
(110 lines skipped)
(error occurred while loading dea.ado)
r(3000);

. dea i_机构数个 i_卫生技术人员数人 i_床位数张= o_出院人数人 o医院病床使用率, rts(vrs) ort(in)  stage(2)
struct BoundCond undefined
(110 lines skipped)
(error occurred while loading dea.ado)
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关键词：Stata tata DEA Undefined occurred

ssc install dea，replace

It seems like you are encountering an error while trying to use the "dea" command, and the error message indicates that the "struct BoundCond" is undefined. This suggests that there might be an issue with the definition or loading of the "BoundCond" structure in the "dea" ado file.

Here are a few steps you can take to troubleshoot and resolve the issue:

Check Package Installation:
Make sure that the "dea" package is installed correctly. You can use the following command to check for the package and install it if needed:
stata
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ssc install dea
If the package is already installed, you should see a message indicating that it is installed. If not, the command will attempt to install it.
Check for Updates:
Make sure that you have the latest version of the "dea" package. You can use the following command to check for updates:
stata
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adoupdate
This command will update all installed packages to their latest versions.
Read Documentation:
Review the documentation for the "dea" package to ensure that you are using the correct syntax and options. You can use the help command followed by the package name:
stata
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help dea
This will provide information on how to use the "dea" command and its options.
Contact the Author:
If the issue persists, it might be helpful to contact the author or the support community for the "dea" package. They may provide insights into common issues or offer assistance in resolving specific problems.
It's also worth noting that the error message mentions an undefined structure "BoundCond." This could be an internal issue with the "dea" ado file, and contacting the package author or community for support is crucial in such cases.