Public Goods is NOT as Common Property Public
• Public Goods is NOT as Common Property(共有 財產)!
Public Goods They are characterized by Non-excludability-it is very costly or technically not feasible (不可行) to exclude others from enjoying the goods and 'free-riders' can easily be invited. 共用物品 • 私人物品是「獨用」, 而共用物品是「共用 ( Concurrent Use )」。 共用是指多人可以共 享而不干擾他人的享 用,這種共享不是指 輪流用,是要可以擁 有同時享用的性質。
Please note that: • Public goods can be privately owned and its creation involves opportunity cost!
are characterized by: 1. Exclusivity in use (獨家佔有使用權利) 2. Rivals in consumption (消費互相排斥或爭奪現象)
Excludability---(獨家佔有使用權利) lthe individual who pays the cost and possesses the goods has the sole claim to the goods and exclude others from enjoying it;
Rivals in consumption ---(消費互相排斥或爭奪現象) l as one's consumption depletes the supply available for others. More for one means less for the others.
Prviate Goods • • TV sets Radio receivers Computer sets A story book A compact disc piano and violin a copy of newspaper Public Goods • • TV shows Radio Broadcasting Computer Software A story tale material stored in CD a piece of music a piece of news
THANK YOU FOR YOUR COOPERATION.
The End 完
- Slides: 22