Ⅰ.SOCIOLINGUISTIC PATTERNS 1
01.The Social Motivation of a Sound Change 1
02.On the Mechanism of Linguistic Change 51
03.The Study of Language in Its Social Context 78
Ⅱ.THE QUANTITATIVE ANALYSIS OF LINGUISTIC VARIATION 177
04.Contraction,Deletion,and Inherent Variability of the English Copula 177
05.The Interpretation of Zeroes 250
06.The Overestimation of Functionalism 278
07.The Child as Linguistic Historian 309
Ⅲ.THE STUDY OF CHANGE IN PROGRESS 328
08.On the Use of the Present to Explain the Past 328
09.The Social Origins of Sound Change 375
10.Expanding the Neogrammarian Viewpoint 396
Ⅳ.SOCIOLINGUISTIC METHODS 441
11.Some Principles of Linguistic Methodology 441
12.Field Methods of the Project on Linguistic Change and Variation 477