Given the Gompertz growth function , and the Shaefer (Catch per Unit Effort) production function a) Derive the biomass at steady state equilibrium for Gompertz growth functions (4 Marks).
b) Derive the Yield-Effort function (6 Marks).
c) Given values of ; and a carrying capacity ), calculate the maximum sustainable yield (MSY) at for Gompertz yield-effort function (10 Marks).​

P11.2a (lo 2, 4) fechter corporation had the following stockholders’ equity accounts on january 1, 2020: common stock ($5 par) $500,000, paid-in capital in excess of par—common stock $200,000, and retained earnings $100,000. in 2020, the company had the following treasury stock transactions. journalize and post treasury stock transactions, and prepare stockholders’ equity section. mar. 1 purchased 5,000 shares at $8 per share. june 1 sold 1,000 shares at $12 per share. sept. 1 sold 2,000 shares at $10 per share. dec. 1 sold 1,000 shares at $7 per share. fechter corporation uses the cost method of accounting for treasury stock. in 2020, the company reported net income of $30,000. instructions a. journalize the treasury stock transactions, and prepare the closing entry at december 31, 2020, for net income. b. open accounts for (1) paid-in capital from treasury stock, (2) treasury stock, and (3) retained earnings. (post to t-accounts.) c. prepare the stockholders’ equity section for fechter corporation at december 31, 2020.

Dollar shave club is an ecommerce start-up that delivers razors to its subscribers by mail. by doing this, dollar shave club is using a(n) to disrupt an existing market.a. innovation ecosystem b. architectural innovation c. business model innovation d. incremental innovation

Exercise 2-12 cost behavior; high-low method [lo2-3, lo2-4] speedy parcel service operates a fleet of delivery trucks in a large metropolitan area. a careful study by the company’s cost analyst has determined that if a truck is driven 120,000 miles during a year, the average operating cost is 11.6 cents per mile. if a truck is driven only 80,000 miles during a year, the average operating cost increases to 13.6 cents per mile. required: 1.& 2. using the high-low method, estimate the variable and fixed cost elements of the annual cost of truck operation. (round the "variable cost per mile" to 3 decimal places.)