# 溝通不良的代價很大:費用更高、挫折更多、效率更低、服務更少、顧客流失、反應緩慢——《華頓商學院最受歡迎的談判課》
×
Sign in
Email
Password
Forgot password
or
By clicking below, you agree to our
terms of service
.
Sign in via Facebook
Sign in via Twitter
Sign in via GitHub
Sign in via Dropbox
Sign in with Wallet
Wallet (
)
Connect another wallet
New to HackMD?
Sign up