ARBITRON INC. 2008 EQUITY COMPENSATION PLAN PERFORMANCE-BASED RESTRICTED STOCK UNITAGREEMENT

its completing or amending any securities registration or qualification of the Shares or its or your satisfying any exemption from registration under any Federal or state law, rule, or regulation;

its receiving proof it considers satisfactory that a person or entity seeking to receive the Shares after your death is entitled to do so;

your complying with any requests for representations under the Grant and the Plan; and

its or your complying with any federal, state, or local tax withholding obligations.

represent to the Company, in a manner satisfactory to the Company’s counsel, that you are acquiring the Shares for your own account and not with a view to reselling or distributing the Shares; and

agree that you will not sell, transfer, or otherwise dispose of the Shares unless:

a registration statement under the Act is effective at the time of disposition with respect to the Shares you propose to sell, transfer, or otherwise dispose of; or

the Company has received an opinion of counsel or other information and representations it considers satisfactory to the effect that, because of Rule 144 under the Act or otherwise, no registration under the Act is required.

The Grant will expire without Vesting if the one-year performance goal (the “Performance Goal”) is not satisfied by the first anniversary of the Date of Grant. The Compensation Committee will have the full and sole discretion to determine whether the Company has met the Performance Goal and how each of its components is calculated. In accordance with Section 10(i)(3) of Plan, the Committee may adjust the Performance Goal to exclude any one or more of (i) extraordinary items; (ii) gains or losses on the dispositions of discontinued operations; (iii) the cumulative effects of changes in accounting principles; (iv) the writedown of any asset; and (v) charges for restructuring and rationalization programs.

The Performance Goal is specified on Schedule I to this Exhibit A.

Service Condition

If the Performance Goal is met, the Grant will become Vested as to one-fourth of the RSUs on each of the four one year anniversaries of the Date of Grant (each a “Vesting Date”), assuming you remain a service provider to the Company through those dates.

“Cause” will have the meaning set forth in any employment or other agreement or policy applicable to you or, if no such agreement or policy exists, will mean (i) dishonesty, fraud, misrepresentation, theft, embezzlement or injury or attempted injury, in each case related to the Company or any Subsidiary, (ii) any unlawful or criminal activity of a serious nature, (iii) any breach of duty, habitual neglect of duty or unreasonable job performance, or (iv) any material breach of any employment, service, confidentiality or noncompete agreement entered into with the Company or any Subsidiary.

“Disability” means your disability such as would entitle you to receive disability income benefits pursuant to the long-term disability plan of the Company or Subsidiary then covering you or, if no such plan exists or is applicable to you, your permanent and total disability within the meaning of Section 22(e)(3) of the Code; provided, however, that the disability must also comply with the requirements of Treas. Reg. § 1.409A-3(i)(4).

“Retirement” means the termination (other than for Cause or by reason of death or Disability) of your employment or other service on or after the date on which you have attained the age of 55 and have completed 10 years of continuous service to the Company or any Subsidiary (such period of service to be determined in accordance with the retirement/pension plan or practice of the Company or Subsidiary then covering you, provided that if you are not covered by any such plan or practice, you will be deemed to be covered by the Company’s plan or practice for purposes of this determination).