1.Imple linear model: using the fulton fish database from the poe package, where we have the natural log of the dollar price of fish represented as price and the quantity of fish sold at that price represented as quan (use r help command ?fulton fish to check for the other variable definitions), a. plot scatter plots to understand the best functional form for regressing quantity sold on price
b. run the following models for the regressing of quantity of whiting sold on price, and compare for each of these models, the value of the change of quantity sold for a marginal rise of price from i. linear model ii. log-log model iii. quadratic model iv. log-level model v. level-log model
c. which of the above models do you think is most suited for the prediction of quantity sold changes for a given change in price?
d. does this model do a good job of explaining the variations of the quantity of fish sold?
e. are all l. i.n. e. assumptions met for the above model?"

Consider the following scenarios. use what you have learned to decide if the goods and services being provided are individual, public, or merit goods. for each case, state what kind of good has been described and explain your answer using the definitions of individual, public, and merit goods. (6 points each) 1. from your window, you can see a city block that's on fire. you watch city firefighters rescue people and battle the flames to save the buildings. 2. while visiting relatives, you learn that your cousins attend a nearby elementary school that is supported financially by local property tax revenue. 3. you see a squadron of military jets flying overhead. 4. you find out that your aunt works for a defense manufacturing company that has several defense contracts with the government. she tells you that she works for a team that is producing a communications satellite. 5. your class visits a local jail run by a private, profit-making company that detains county criminals and is paid with tax revenue.

Luc do purchased stocks for $6,000. he paid $4,000 in cash and borrowed $2,000 from the brokerage firm. he bought 100 shares at $60.00 per share ($6,000 total). the loan has an annual interest rate of 8 percent. six months later, luc do sold the stock for $65 per share. he paid a commission of $120 and repaid the loan. his net profit was how much? pls

Most angel investors expect a return on investment of question options: 20% to 25% over 5 years. 15% to 20% over 5 years. 75% over 10 years. 100% over 5 years.