 
                            
                        
                        
                        Source: A Treatise On Political Economy (Fourth Edition) (1832), Book I, On Production, Chapter VIII, p. 91
            Book II, Chapter I, On The Progress of Wealth, Section X, p. 422 
Principles of Political Economy (Second Edition 1836)
        
Source: A Treatise On Political Economy (Fourth Edition) (1832), Book I, On Production, Chapter VIII, p. 91
Source: (1776), Book II, Chapter III, p. 377.
Source: Lectures on The Industrial Revolution in England (1884), p. 189
                                        
                                        Session 933, Page 463 
Dreams, Evolution and Value Fulfillment, Volume Two (1986)
                                    
                                        
                                        Prime Minister 
Source: Speech to the Chamber of Shipping of the United Kingdom at the Dorchester Hotel (13 October 1949), quoted in The Times (14 October 1949), p. 4
                                    
Source: 1962, Address and Question and Answer Period at the Economic Club of New York
Quote, Prasanta Chandra Mahalanobis in Vigyanprasar
“This would, at a stroke, reduce the rise in prices, increase production and reduce unemployment.”
                                        
                                        Statement (16 June 1970), quoted in The Times (17 June 1970), p. 4. This would be quoted back at Heath repeatedly during his premiership. 
Leader of the Opposition
                                    
                                        
                                        Speech before the Colorado Live Stock Association, Denver, Colorado (August 29, 1910); in The New Nationalism (1910), p. 52; also inscribed on Cox Corridor II, a first floor House corridor, U.S. Capitol. 
1910s
                                    
 
                            
                        
                        
                         
                            
                        
                        
                         
                            
                        
                        
                         
                            
                        
                        
                         
                            
                        
                        
                         
                            
                        
                        
                         
                            
                        
                        
                        