Chapter 16
for the
STATE OF ILLINOIS
Updated and Revised by
William M. Hannay, Esq.
Schiff Hardin LLP
Chicago, Illinois
The Section of Antitrust Law gratefully acknowledges Lee N. Abrams, Esq., Roxane
C. Busey, Esq., Jay Conison, Esq., Blake Harrop, Esq., Robert T. Joseph, Esq.,
Christine Anne Kexel, Esq., Robert Pratt, Esq. and Sharon H. Rice, Esq. for their
work on this chapter in prior editions.
Mr. Hannay gratefully acknowledges the assistance of Rachel A. Remke in the
preparation of this update.
Illinois 16-iii
CONTENTS
1.Introduction ................................................................................................... 1
1.a.Overview ........................................................................................... 1
1.b.Source of Law–Statutes and Other .................................................... 1
1.c.History ............................................................................................... 1
1.d.Relation to Federal Law .................................................................... 2
1.e.Remedies ........................................................................................... 3
1.f.Enforcement ...................................................................................... 4
2.The Per Se Rule and the Rule of Reason ....................................................... 4
3.Horizontal Agreements Other Than Group Boycotts .................................... 4
3.a.Price Fixing ....................................................................................... 4
3.b.Market Allocation ............................................................................. 6
3.c.Customer Allocation ......................................................................... 7
3.d.Bid Rigging ....................................................................................... 8
3.e.Covenants Not to Compete ............................................................... 8
4.Group Boycotts .............................................................................................. 9
4.a.Concerted Refusals to Deal ............................................................... 9
4.b.Expulsion or Exclusion from Membership in Trade
Associations or Other Groups ........................................................... 9
5.Resale Price Maintenance ............................................................................ 10
5.a.Generally ......................................................................................... 10
5.b.Monsanto Rule ................................................................................ 11
5.c.Impact of Leegin ............................................................................. 11
6.Nonprice Vertical Restraints–Intrabrand ..................................................... 11
7.Nonprice Vertical Restraints–Interbrand ..................................................... 12
8.Tying Arrangements .................................................................................... 14
9.Dual Distribution ......................................................................................... 16
10.Intracorporate Conspiracy............................................................................ 16
11.Monopolization ............................................................................................ 16
11.a.Monopolization ............................................................................... 16
11.b.Attempts to Monopolize .................................................................. 18
11.c.Monopoly Leveraging ..................................................................... 18
11.d.Predatory Pricing ............................................................................. 20
11.e.Conspiracy to Monopolize .............................................................. 20
12.Mergers ........................................................................................................ 20
13.Discrimination & Other Single Firm Pricing Regulation ............................ 21
14.Exemptions and Defenses to Antitrust Liability .......................................... 22
14.a.Statutory Exemptions and Defenses ................................................ 22
14.a.1.State Action ................................................................. 22
14.a.2.Contribution ................................................................ 23
14.a.3.Filed Rate Doctrine ..................................................... 24
14.a.4.Statute of Limitations .................................................. 25
14.a.5.Preemption .................................................................. 25
14.a.6.Labor ........................................................................... 26
14.a.7.Insurance ..................................................................... 27
