Trade facilitation measures improve the trading environment by reducing transaction costs and thereby increasing the gains from trade.

In recent decades, the most common means by which couples regulate fertility have changed from methods requiring control or cooperation by men, e.g., condoms, withdrawal and periodic abstinence, to those for which women bear primary responsibility e.g., virtually all-reversible modern methods.

Sex therapy is designed to change certain patterns of sexual behaviour. Masters and Johnson gave new dimension to sex therapy. Today, we are entering into an era of reasoning, so what was once upon a time empirical is now being specific for each and every sexual dysfunction.