You are viewing a single comment's thread from:RE: Steemit Crypto Academy [Beginners' Level] | Season 4 Week 1 | The Bid-Ask SpreadView the full contextochang (58)Beginner[3,6,7]in SteemitCryptoAcademy • 3 years ago Prof below is my entry https://steemit.com/hive-108451/@ochang/steemit-crypto-academy-beginners-level-or-season-4-week-1-or-the-bid-ask-spread-by-ochang