Inflation vs Deflation: Do Dhari Talwar

Inflation (mehangai) to har kisi ke liye dushman jaisi hai kyunkay yeh buying power kha jaati hai. Lekin kya aap jante hain ke 'Deflation' (cheezon ka sasta hona) Governments aur Banks ke liye us se bhi zyada darawna khwab (nightmare) hai?