As reported in the chapter, quarterly revenue (in billions of dollars) for Nike is estimated as R3.8470.135t0.1790.4520.675, where t is a time trend, is a dummy variable indicating the year's first quarter, is a dummy variable indicating the second quarter, and is a dummy variable indicating the third quarter. What does this estimation tell us about quarter revenues for Nike compared to the revenue in the fourth quarter? All else equal, in the quarter, Nike's revenues ▼ relative to revenues in the fourth quarter.