Puzzling price valuation

Retail price skyrocket

Here’s what we have for you today:

• E-commerce giant departs

• Another space company down

• American retail pricing

Alibaba demonopolizing

The start: Cainiao Network Technology Co., the logistics arm of Alibaba Group Holding Ltd., has begun preparations with banks for its Hong Kong initial public offering. Cainiao is currently valued at more than $20 billio…