Before revision:  Finally, we analyze the effect of the minimum wage on teen employment from 2001-2007 . By using our proposed methods we confront the challenges related to variation in the timing of the state-level minimum wage policy changes .
After revision:  Finally, we illustrate the relevance of our proposed tools by analyzing the effect of the minimum wage on teen employment from 2001-2007 . By using our proposed methods we confront the challenges related to variation in the timing of the state-level minimum wage policy changes .