2. Consider the below table of mean outcomes, and calculate the difference-in-difference effect of treatment. Write out the equation you used to calculate it (i.e. show how the four numbers in the table are combined to get the estimate) TREATED UNTREATED BEFORE 5 6 AFTER 9 7.5
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Step 1: The difference-in-difference effect is calculated as the difference in the change in outcomes between the treated and untreated groups. Show more…
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