Okun's Law - Derivation of The Growth Rate Form of Okun's Law

Derivation of The Growth Rate Form of Okun's Law

We start with the first form of Okun's law:

Taking annual differences on both sides, we obtain

Putting both numerators over a common denominator, we obtain

Multiplying the left hand side by, which is approximately equal to 1, we obtain

We assume that, the change in the natural rate of unemployment, is approximately equal to 0. We also assume that, the growth rate of full-employment output, is approximately equal to its average value, . So we finally obtain

Read more about this topic:  Okun's Law

Famous quotes containing the words growth, rate, form and/or law:

    The Past—the dark unfathom’d retrospect!
    The teeming gulf—the sleepers and the shadows!
    The past! the infinite greatness of the past!
    For what is the present after all but a growth out of the past?
    Walt Whitman (1819–1892)

    “Terence, this is stupid stuff:
    You eat your victuals fast enough;
    There can’t be much amiss, ‘tis clear,
    To see the rate you drink your beer.
    —A.E. (Alfred Edward)

    The Republicans hardly need a party and the cumbersome cadre of low-level officials that form one; they have a bankroll as large as the Pentagon’s budget, dozens of fatted PACs, and the well-advertised support of the Christian deity.
    Barbara Ehrenreich (b. 1941)

    I consider, then, the power to annul a law of the United States, assumed by one state, incompatible with the existence of the Union, contradicted expressly by the letter of the Constitution, unauthorized by its spirit, inconsistent with every principle on which it was founded, and destructive of the great object for which it was formed.
    Andrew Jackson (1767–1845)