Lancaster Engineering Inc. (LEI) has the following capital structure, which it considers to be optimal: Debt 25% Preferred stock 15 Common equity 60 100% EE LEI’s expected net income this year is $34,285.72, its established dividend payout ratio is 30%, its federal-plus-state tax rate is 40%, and investors expect future earnings and dividends to grow at a constant rate of 9%. LEI paid a dividend of $3.60 per share last year, and its stock currently sells for $54.00 per share. LEI can obtain new capital in the following ways: (1) New preferred stock with a dividend of $11.00 can be sold to the public at a price of $95.00 per share. (2) Debt can be sold at an interest rate of 12%.

Problem 3: access control pokeygram, a cutting-edge new email start-up, is setting up building access for its employees. there are two types of employees: managers and engineers, and there are three departments: security, networking, and human resoures. each employee works in a single department, and each department is housed on a different floor. managers are allowed access to any floor, while engineers are allowed access only to their own floor. there are three badge-operated elevators, each going up to only one distinct floor. every employee has one badge. pokeygram wants to use the best possible access control method in order to minimize delay for the elevators (a) access control matrix, 1. which of the following would you recommend that pokeygram use: (b) access control lists, or (c) capabilities? make sure to justify your answer. 2. what, if any, would be the benefits (and/or disadvantages) of using rbac (role-based access control) in this situation? keep your solution for this problem limited to 10-12 lines of text.