In social science, it’s relatively easy to explain what is happening. Ask a question with a straightforward answer—How has the cost of lettuce changed over time? Are people getting married later in life?—and the answer should be forthcoming. Just download the right data set, write a bit of computer code, and present the findings in an informative, visually appealing manner.
But once you describe the what, it’s natural to begin wondering about the why.
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