MCQOPTIONS
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				| 1. | 
                                    _Which of the following is example of external economies of scale?$? | 
                            
| A. | Discount on purchases of raw materials | 
| B. | Technical progress leads to development of machine at low price | 
| C. | Hiring of specialized staff due to increase in scale of production | 
| D. | A firm starts producing by-products | 
| Answer» C. Hiring of specialized staff due to increase in scale of production | |