The play of imitation 77 The stimulus of lookers-on 78 Social conservation 79 CHAPTER V CATASTROPHE AND SOCIAL ECONOMY The contribution of social service 80 Its four-fold character 83 The principles of relief 85 Rehabilitation 86 Phases of application 87 Criticisms 92 A new principle 95 Social results 96 Summary for future guidance 97 CHAPTER VI CATASTROPHE AND SOCIAL LEGISLATION Governmental agencies in catastrophe 102 What seems to be expected of governments 103 What they actually do 103 Social legislation 104 A permanent contribution 109 CHAPTER VII CATASTROPHE AND SOCIAL SURPLUS Mill's explanation of the rapidity with which communities recover from disaster 111 The case of San Francisco 111 The case of Halifax 112 Social surplus 112 The equipmental factors 113 Correlation of tragedy in catastrophe with generosity of public response 114 Catastrophe insurance 116 A practical step 117 CHAPTER VIII CATASTROPHE AND SOCIAL CHANGE The unchanging Halifax of the years 118 The causes of social immobility 119 The new birthday 122 The indications of change--appearance, expansion of business, population, political action, city-planning, housing, health, education, recreation, community spirit 123 Carsten's prophecy 140 CHAPTER IX CONCLUSION Recapitulation 141 The various steps in the study presented in propositional form 142 The role of catastrophe 145 Index 147