School: Yale
Required prelims: Macro and Micro
When taken: First attempt: Mid-May, following first year
Retakes: Late August, before second year
Score required to pass: 60% on both, but this sometimes gets lowered. You can pass them one at a time.
Link to old prelims: ERIC M BECKER | COMPREHENSIVE EXAMINATIONS
Field exams: Two oral exams are required at the end of second year (or beginning of third). These can be taken any number of times, and one of the fields must have an empirical component. Also, there's a metrics paper due in the middle of third year.