Grain price question appeared to be in the economic category, but it also deeply reflected the modern China's social question.

看似属于经济范畴的粮食价格问题，实际上又深刻反映了近代中国的社会问题。

youdao

Under this tax category are six specific items such as grain spirit, potato spirit, yellow rice and millet wine, beer, other wines and alcohol.

本税目下设粮食白酒、薯类白酒、黄酒、啤酒、其他酒、酒精六个子目。

youdao

The bottom line: Investors should take some long-term category returns with a grain of salt.

WSJ: Survivorship Bias: Effect on Fund Performance Data