Exhibit 10(a)78 [Letterhead of C. Gary Clary] March 13, 1998 Mr. J. Wayne Leonard 5150 Rollman Estate Drive Cincinnati, OH 45236 Subject:Letter of Intent Dear Wayne: I would like to confirm the discussions we have had regarding our intent to extend an employment offer to you for the position of President and Chief Operating Officer, Domestic Operations. The offer will include the following: * Base Salary: $600,000 * Target Annual Incentive: $420,000 (70% of Base Salary) * Long Term Incentive Plan: Maximum of 15,000 shares of Entergy Corp. (i.e., Performance Shares) common stock per year -- (Estimated value @ $28 per share + $1.80 dividends = $447,000). (Target annual = 10,000 ETR shares) * Stock Options: Maximum = 150,000 options per year (Target = 100,000 per year) * Signing Bonus: $500,000 Payable in cash shortly after your date of hire; or, it can be tax deferred until your retirement - your choice. * Retention Award: 30,000 ETR shares. Restrictions lifted (i.e., Restricted Shares) at the rate of 10,000 shares per year (no dividends) beginning with your first employment anniversary. (Estimated value @ $28 per share = $280,000/yr. & $840,000 total). * Retirement benefits (with 60% of your highest three-year continued employment until average base salary and annual age 55): incentive payments. Benefit payments can begin as early as your age 55. However, this benefit will be offset to the full extent of your ClNergy's age 62 terminated vested benefit of $12,862.74 per month. ClNergy's offset may be lower if you choose to retire before age 62. Spousal benefit = 50% of this benefit. Mr. J. Wayne Leonard March 13, 1998 Page 2 * Termination benefits: - - Voluntary resignation prior to age 55: Payment of accrued compensation benefits. The 60% of three-year compensation guarantee described herein would be forfeited. - - Termination prior to age 55 with ETR Payment of accrued compensation and benefits. permission: The 60% replacement rate under the retirement benefit described herein would be reduced at the annual rate of 6.5% per year for each year your termination date precedes your age 55; and, it would become payable at age 62. Spousal retirement benefit = 50% - - Change in Control -- resignation for Payment of accrued compensation and benefits, "Good Reason": including immediate vesting of the 60% replacement rate under the retirement benefit described herein (such payments would begin at age 55). Plus, a lump sum "parachute payment" equal to 2.99 times your average three-year pay (i.e., "Base Amounts, which is equal to the maximum amount that can be paid without the payment becoming subject to the Excise TAX within the meaning of Section 280G(b)(l) of the IRC.) * Welfare Benefits and Perquisites: In addition to the full range of benefits offered to all employees, you will be eligible for such benefits as executive car allowance, financial counseling, Executive Medical and country club membership. * Home Purchase: Entergy will make you a "directed offer" equal to the cost you incurred to purchase your present home. * Vacation: Four weeks beginning in 1998 and five weeks after your fifth anniversary of employment. As I mentioned, this offer is contingent upon Board approval. The Board is next scheduled to meet on Wednesday, March 25, 1998. Signed: /s/ Gary Clary On: March 13, 1998 Gary Clary, VP, Human Resources & Administration Signed: J. Wayne Leonard On:____________________________ J. Wayne Leonard