Yet, globally over a billion people do not have access to clean water supplies and over two billion lack access to adequate sanitation, the primary cause of water-borne diseases. As many of you might know, I grew up in the province of Limpopo in a village just outside the little town of Tzaneen. There was no clean water system there.
They are designed to work as a package, easing financial conditions through a combination of mutually reinforcing  3  Chung, H., J.-P., Laforte, D. Reifschneider and J. Williams (2011), “Have We Underestimated the Likelihood and Severity of Zero Lower Bound Events?”, Federal Reserve Bank of San Francisco Working Paper Series, January 2011.