题目内容

ForProperty Rights to be effective there must be market like conditions.

A. 对
B. 错

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In the production of clean energy an improvemnent in technology will produce more clean energy at a lower cost.

A. 对
B. 错

In the production of clean energy an improvemnent in technology will produce less clean energy at a higher cost.

A. 对
B. 错

Purchase of green goods provides a public good and is voluntary.

A. 对
B. 错

Purchase of green goods provides a public good and is required.

A. 对
B. 错

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