这里的 and for good reason 可看作习语，也可说成and for good cause，意思是“有充足理由”，通常用于句末：

It’s one of the best-rated hostels in the city, and for good reason. 这是该市评价最好的旅馆之一，这是有充分理由的。

又如：The company has been held up as a model employer, and for good reason. They have a good training program and excellent benefits.该公司被奉为模范雇主，这是有充足理由的。他们有出色的培训计划以及优厚的福利待遇。