Calculating the price elasticity of supply

Jake is a retired teacher who lives in New York City and does some consulting work for extra cash. At a wage of $50 per hour, he is willing to work 7 hours per week. At $65 per hour, he is willing to work 10 hours per week.

Using the midpoint method, the elasticity of Jake’s labor supply between the wages of $50 and $65 per hour is approximately ___ , which means that Jake’s supply of labor over this wage range is ___ .

What impact did the economic opportunities in pennsylvania and new york have on virginia? a. virginia planters started to migrate to new york. b. new yorkers began buying up cheap virginia real estate. c. virginians found themselves resorting increasingly to slavery. d. virginians loosened their slave laws to attract more migrants.

Which of the following statements is true regarding the reporting of outside interests and the management of conflicts? investigators are responsible for developing their own management plans for significant financial interests. the institution must report identified financial conflicts of interest to the u.s. office of research integrity. investigators must disclose their significant financial interests related to their institutional responsibilities and not just those related to a particular project. investigators must disclose all of their financial interests regardless of whether they are related to a research project.

Simon, aged 10, is invited to a classmate's birthday party at an exclusive ski resort on march 15th. the day will include 4 hours of snowboarding, lunch and birthday cake. simon's mother checks a box on the invitation that says "yes, we will attend" and returns it to the classmate's address. unfortunately, they later don't attend the party when simon comes down with the flu. on march 17th, simon's mother receives an invoice in the mail from simon's classmate for $35 that says, "party no-show fee." can simon's classmate collect the fee?