Why my questions never get answer. i feel unappreciated. going to x'd x'd

Why should organizations be allowed to promote offensive, violent, sexual, or unhealthy products that can be legally sold and purchased?

Michigan mattress company is considering the purchase of land and the construction of a new plant. the land, which would be bought immediately (at t = 0), has a cost of $100,000 and the building, which would be erected at the end of the first year (t = 1), would cost $500,000. it is estimated that the firm's afterminustax cash flow will increase by $100,000 starting at the end of the second year, and that this incremental flow would increase at a 10 percent rate annually over the next 10 years. what is the approximate payback period?

In three to four sentences, explain the effect of a price ceiling on the quantity of a good and who this intervention intends to assist