Explain the reasons why more efficient keyboards were not able to replace the QWERTY keyboard and what principle this illustrates for other products.

Dan wants to start a supermarket in his hometown, and wants to get into the business only after finding out about the market and how successful his business might be. the best way for dan to gain knowledge is to:

Lycan, inc., has 7.5 percent coupon bonds on the market that have 8 years left to maturity. the bonds make annual payments and have a par value of $1,000. if the ytm on these bonds is 9.5 percent, what is the current bond price? (do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) current bond price

Atariff on avocadoes the price of avocadoes, consumers' surplus for avocado buyers, producers' surplus of avocado growers and tariff revenue. because the loss to is more than the gain to there is a net loss to society.raises; decreases; increases; generates; consumers; producers and government raises; increases; decreases; does not generate; producers and government; consumers lowers; increases; decreases; does not generate; producers and government; consumers raises; increases; decreases; generates; producers; consumers and government