7. 2 Cumulative Pollutants and the Rate of Economic Growth 217 7. 3 Economic Growth in an Unregulated Economy 223 7. 4 Economic Growth in a Degrading Economy 231 7. 5 Economic Growth in the Spaceship Economy 237 7. 6 Dynamic Equilibrium in the Spaceship Economy 248 7. 7 An Evaluation of the Model and some Conclusions 254 7. 8 Some Long-Term Implications of the Model 256 References 258 Chapter 8: Optimal Economic Growth when CO Constraints are Critical...