The replacement rate can be longer depending on beard coarseness, skin sensitivity or whether a man is going for a rugged, stubbly look.
32.
This would correspond to a time depth of about 500 years if the glottochronological replacement rate of 14 % per millennium for Romance were trustworthy.
33.
Some forecasters like Sanjeev Sanyal argue that, adjusted for gender imbalances, the effective global fertility will fall below replacement rate in the 2020s.
34.
But then something astonishing happened : The American fertility rate reversed its decline, and even rose quite sharply, back almost to the replacement rate.
35.
Indeed, the spacefaring ones, are at or below replacement rates, thus negating the need to use colonisation as a means of population control.
36.
First, the birth rate of new urban dwellers falls immediately to replacement rate, and keeps falling, reducing environmental stresses caused by population growth.
37.
The total fertility rate ( TFR ) in Wales was 1.90 in 2011, which is below the replacement rate of 2.1.
38.
The pension replacement rate, or percentage of a worker's pre-retirement income that the pension replaces, varies widely from state to state.
39.
The biggest change would be a gradual reduction in the " replacement rate, " the percentage of wages paid as benefits to the newly retired.
40.
Social Security benefits are not going to be able to be as large as they are now in replacement rate terms for future generations because of demographic changes.
