A data set containing state/year level data on an educational reform and future income. This is an aggregated version of the data used by Goodman (2019, JOLE) to estimate the effect of compulsory high school math coursework on future earnings.

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A data.frame with 520 observations and 5 variables

- state
The state (unit of analysis).

- class
The high school class (time).

- reform_math
Indicator for whether the reform was in place for the state/class.

- reformyr_math
The year the math reform was first implemented for the state. Set to NA if never implemented.

- incearn_ln
Natural log of future income.

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