Developed countries that have already undergone the demographic transition are going to experience a growth in the number of older people relative to younger people. This is called the
The ratio of the numberofdependentsto the total population is called the dependencyratio.Hence, the missing phrase is dependencyratio.
The fractional comparison of the number of the young population(0-15years)to the numberof older population(above65years)compared to the totalpopulation (15-65)
Dependents are classed as those between (0-15)and above65.
Hence, the missing phrase is dependencyratio.
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