Table of Contents SUPERVISOR'S CERTIFICATE ; DECLARATION ; ACKNOWLEDGEMENT ; List of Cases ; EU ; UK ; USA ; India ; Chapter 1 - Introduction ; Thesis statement ; Chapter 2 - The Definition of Agreement ; Agreements under EU Law ; Agreements under UK law ; Agreements under US law ; Agreements under Indian law ; Chapter 3 - Substance over Form ; Chapter 4 - Cognitive Limitations and Judicial Decision Making On Behavioural Economics ; Heuristics and Bias ; Judicial Decision Making and Cognitive Bias ; Two Conceptions of Rationality ; Cognitive Limitations and Biases in Competition Law Decision Making; Linguistic Indeterminacy and the Open Texture of Rules ; The Broad Definition of Agreement ; Procedural Rationality and a Broad Definition ; Chapter V - Conclusion ; Bibliography ; Books ; Articles ; Annexure I - Market Power ; The Core Concern In Competition Law ; It's A Matter Of Degree ; Differentiated Product Market Power . ; Appreciable Effect ; Dominance ; Super-Dominance And Monopoly ; Assessing Market Power: Market Shares and Concentration ; Market Shares and Market Power ; Measuring Market Shares: Not As Easy As It Might Seem ; Measuring Concentration ; When Is A Market Too Concentrated? ; The Lerner Index ; Entry And Exit Barriers ; Potential Competition ; Absolute, Strategic, And Exclusionary Barriers To Entry ; Informational Entry Barriers ; Economies Of Scale And Scope ; Sunk Costs ; Contestable Markets ; Network Effects ; Collective Dominance, Tacit Collusion, And Effective Competition ; Oligopolistic Markets ; Tacit Collusion: the Prisoner's Dilemma and How Oligopolists Can Overcome Market Power, Investment, And Innovation ; A Difficult Trade-Off ;