And while almost all the same sex families in 1996 had no children, there were 7,000 same sex cohabiting
couples with dependent children last year.
Since 2008 the share of married couple families had declined from 69.1 per cent of all families while the share of cohabiting
couple families has increased from 15.3 per cent to 17.9 per cent.
However, as most spiders take only a few minutes to copulate (Fahey & Elgar 1997), it is reasonable, barring the use of mating plugs or genital mutilation (reviewed in Huber 2005), to expect that cohabiting
pairs have the opportunity to mate more than once.
Not all cohabiting
couples will necessarily take up the right to register for a civil partnership Whereas pension rights for widows generally go back decades, rights for cohabiting
partners might only start from the date the new legislation is introduced Some schemes already make provision for cohabiting
partners to receive survivors benefits For all of these reasons, the true cost to schemes of the new legislation is likely to be well short of 25% of current liabilities in respect of future widows and widowers.
However, if all cohabiting
couples were entitled, they'd collectively be able to claim an extra [pounds sterling]750million ([pounds sterling]230 each).
In 2007, the number of cohabiting
adults ages 50 and older grew by 75 percent.
"For example, the family of a cohabiting
couple could face an extra PS70,000 inheritance tax bill compared with the heirs of a married couple.
They will be covered by the old system - under which certain rights to an improved state pension after the death of a spouse do not apply to cohabiting
Recent changes to intestacy law, which strengthened the position of those in marriages or civil partnerships, left the position of cohabiting
Young couples gave high marks to their relationships regardless of whether they were married, cohabiting
or dating, the researchers said.
Research by sociologist Elizabeth McClintock of Indiana's University of Notre Dame shows that, when married or cohabiting
men are employed in heavily female occupations--such as teaching, childcare work, or nursing--they spend more time doing housework, compared to when they are employed in traditionally male jobs.
fathers exhibit higher levels of father involvement than married fathers.