You Collection, Middle Volume. Radical: Shell (bèi). Kangxi strokes: 13. Page 1208, Entry 10. Pronounced gu. Shuowen Jiezi (Explanation of Words and Phrases): Jia refers to engaging in commerce. Another interpretation states it refers to selling goods from a fixed location. Book of Documents (Shujing), Wine Announcement (Jiugao): To begin by leading oxen and carts to distant places to conduct trade. Book of Odes (Shijing), Odes of Bei (Beifeng): Goods that cannot be sold. Rites of Zhou (Zhouli), Officers of Heaven, Grand Administrator (Dazai): Merchants and traders circulate wealth and resources to ensure prosperity. Commentary: Those who travel to sell goods are called merchants, while those who sell from fixed locations are called traders. Zuo Commentary (Zuo Zhuan), Tenth Year of Duke Huan: Why would I use this to invite disaster? Commentary: Here, jia means to buy, extended to mean to invite or bring upon oneself. Pronounced jia. Identical to the character for price. Classified Collection (Leipian): Refers to the value at which goods are sold. Analects of Confucius (Lunyu): To seek a good price to sell it. Pronounced jia. A surname. Commentary to the Urgent Lexicon (Jijiupian zhu): Jia was originally a feudal state with the Ji surname. After the state of Jin annexed it, its descendants adopted Jia as their surname.