Sheng nu cites studies that show that women are now breaking the tradition of "mandatory marriage" to have fewer children or marry later on in life. Other typologically similar terms that are still used in the modern lexicon of other countries and cultures show the concept has existed in some cases as far back as the 16th century. The term spinster was used to describe unmarried or single women of a marriageable age. It wasn't until 2004 when the Civil Partnership Act replaced the word spinster with "single" in the relationship history section of marriage certificates in the UK. Subsequently, at the
Priority Sector Lending Certificates Priority Sector Lending Certificates was launched by the Reserve Bank of India. Within twelve months of the launch of the Priority Sector Lending Certificates portal for trading, a total of INR 430.1 billion (US$6.63 billion as of 31 March 2017) of PSLC SF/MF and PSLC General by volume was traded. Reserve Bank of India Deputy Governor R. Gandhi said that "PSL certificates, which will be eligible for classification under respective categories of priority sector, bought by banks, may dent the growth of securitised market." No reason has been shared for this assertion. A direct tax combined with a system for