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	                                        Keshav Dargar
	                                         24th Jun 2017 at 04:57 pm  | 
	                                    
	                                        Thanks for knowledge
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	                                        Balasubramanian P.K.
	                                         1st Oct 2014 at 05:50 am  | 
	                                    
	                                        sir,
bottom line and top line are explained well. 
very useful.
--bala_kb
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	                                        Ranajit Das (Guest)
	                                         13th Sep 2014 at 12:36 pm  | 
	                                    
	                                        Practical example in lucid language, thank you Sir.
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	                                        lavu mulik (Guest)
	                                         4th Sep 2014 at 06:15 pm  | 
	                                    
	                                        good simple explaination to understand by a common person with limited econ omic knowledge.
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