PDF(923 KB)
PDF(923 KB)
PDF(923 KB)
网络信息产品交易中“柠檬”问题及对策研究
Influence the question of“lemon” of information products pricing of the network to be studied
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |