Autonomous investment is indicated by the intercept. 1  An Induced Slope: The slope of the investment equation (f) measures the change in investment resulting from a change in income. If income changes by $1, then investment changes by $f.
24 to 48 Hours. You should wait at least 24 hours before grouting the tiles. You may notice that the edges of the thinset or the thinset showing through the grout lines looks dry. Don't be fooled by this. The thinset under the tiles isn't receiving as much air as the edges and is therefor not fully cured.
4. Your family can walk on the tile 3 to 4 hours after you applied the grout colorant. Make sure the grout remains dry for 7 to 10 days. 5. If some grout colorant dried on the surface of the tile, try to remove it with a nylon pad and warm water, then wipe it down with a sponge. Neutral PH floor cleaners can also be used for regular maintenance of your floor.