| Acknowledgments | 9 |
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| List of Abbreviations | 10 |
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| Introduction | 13 |
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| 1 Theoretical preliminaries | 20 |
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| 1.1 Ergativity from a functional and typological perspective | 20 |
| 1.1.1 Ergativity: the standard functional-typological definition | 21 |
| 1.1.2 Core arguments and grammatical relations | 25 |
| 1.1.2.1 The subject issue | 26 |
| 1.1.2.2 Grammatical relations | 33 |
| 1.1.2.3 Case | 40 |
| 1.1.2.4 Verb agreement | 44 |
| 1.1.3 Alignment splits based on referential hierarchies | 46 |
| 1.1.3.1 Silverstein’s hierarchy | 47 |
| 1.1.3.2 Differential object marking: the markedness discussion | 48 |
| 1.1.3.3 Differential subject marking | 51 |
| 1.1.4 Tense/Aspect/Mood and head- vs. dependent-marking | 53 |
| 1.1.4.1 Tense/Aspect/Mood split | 53 |
| 1.1.4.2 Case marking and verb agreement | 54 |
| 1.2 Direct and indirect motivations of ergativity | 56 |
| 1.2.1 Ergativity in discourse-functional and cognitive linguistics | 58 |
| 1.2.1.1 Du Bois: “The discourse base of ergativity” | 58 |
| 1.2.1.2 Cognitive accounts | 60 |
| 1.2.2 Historical motivations | 66 |
| 1.2.3 Case and transitivity | 68 |
| 1.2.3.1 An alternative view of ergativity | 68 |
| 1.2.3.2 Transitivity: from Sapir to Hopper and Thompson | 72 |
| 1.3 Conclusions | 75 |
| 2 Indo-Aryan | 77 |
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| 2.1 Geographical distribution of the Indo-Aryan languages | 77 |
| 2.2 Alignment in Hindi | 80 |
| 2.3 Origin of the ergative pattern in Indo-Aryan | 87 |
| 2.3.1 Historical overview | 87 |
| 2.3.1.1 Old Indo-Aryan | 87 |
| 2.3.1.2 Middle Indo-Aryan | 90 |
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