官僚家族在上述领域一直保持着优势地位，这部分需要归功于税收体系妨碍了非营利性机构，特别是智库的产生，而独立的政策知识正需要通过以上渠道获得。
The mandarins have maintained their privileged position in this regard, owing partly to the tax system, which prevents the emergence of non-profit institutions, especially think tanks, where independent policy expertise can be forged.