Trade Practices and Antitrust Regulation

ORS 646.160
Presumption of damages

In any proceedings instituted or action brought in pursuance of the provisions of ORS 646.140 (Enjoining violations) or 646.150 (Action for damages), the plaintiff, upon proof that the plaintiff has been unlawfully discriminated against by the defendant, shall conclusively be presumed to have sustained damages equal to the monetary amount or equivalent of the unlawful discrimination; and, in addition thereto, may establish such further damages, if any, as the plaintiff may have sustained as a result of the discrimination.

Notes of Decisions

This provision prohibits only those price differentials that injure competitive process. Cain v. Chevron U.S.A., Inc., 757 F Supp 1120 (D. Or. 1991), aff'd 972 F2d 1337

§§ 646.010 to 646.180

Notes of Decisions

These sections were modeled after Robinson-Patman amendment to Clayton Act and federal cases interpreting federal statutes are persuasive in their interpretation. Redmond Ready-Mix, Inc. v. Coats, 283 Or 101, 582 P2d 1340 (1978)

Price discrimination under Oregon Anti-Price Discrimination Law may include buy-back of obsolete inventory and difference in credit terms available to competing dealers. Forster v. Kawasaki Motors Corp., 73 Or App 439, 698 P2d 1001 (1985), Sup Ct review denied

Atty. Gen. Opinions

"Kickbacks" on school photographer contracts, (1974) Vol 37, p 49

Law Review Citations

51 OLR 341-354, 408 (1972)

Chapter 646

Notes of Decisions

Subject matter regulated by this chapter is not "preempted" by Federal Robinson-Patman Act so as to render this chapter invalid. W. J. Seufert v. Nat. Restaurant Supply Co., 266 Or 92, 511 P2d 363 (1973)

Whether an injunction should issue when a court finds a violation of the Act is a matter of discretion. State ex rel Johnson v. International Harvester Co., 25 Or App 9, 548 P2d 176 (1976)

This chapter imposes no affirmative duty to inform customers of rates in absence of request, but prohibits making information about prices available to some customers and not others. Wildish Sand & Gravel v. Northwest Natural Gas Co., 103 Or App 215, 796 P2d 1237 (1990), Sup Ct review denied


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Jun. 26, 2021