Jackson says that his fifth game of chess gave him greater utility than his first, and therefore the law of diminishing marginal utility does not hold. An economist who believes that marginal utility definitely and always declines with the consumption of equal successive units of a good will likely say:

Omnidata uses the annualized income method to determine its quarterly federal income tax payments. it had $100,000, $50,000, and $90,000 of taxable income for the first, second, and third quarters, respectively ($240,000 in total through the first three quarters). what is omnidata's annual estimated taxable income for purposes of calculating the third quarter estimated payment?