Equation 13 · Part 3 · The Jagged Frontier Fallacy: Deconstructing Harvard's Canonical AI Productivity Study

Symbol s

\pi_s = \frac{c_L(s) - c_A(s)}{c_L(s)}

s

What this part means

s is part of the quantity the equation computes from the expression on the right.

Its job in the formula

s is part of the quantity the equation computes from the expression on the right.

Full expressionSymbol sArticle meaning

The passage around this formula

where $\alpha_s$ is the baseline economic share of task s and $\pi_s$ = $\frac{c_L(s) - c_A(s)}{c_L(s)}$ represents the proportional cost reduction achieved on that task [ 2 ] .

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A variable is a named place for a value. Its letter is a local label: x can mean position in one formula and a data point in another.

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Sources cited in the surrounding passage

[2] The Simple Macroeconomics of AI ↗

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