The basic PEST analysis includes four factors: 1  Political factors are basically to what degree the government intervenes in the economy. 2  Specifically, political factors has areas including tax policy, labor law, environmental law, trade restrictions, tariffs, and political stability.
Gallstones are small, hard deposits that form in the gallbladder, a sac-like organ that lies under the liver in the upper right side of the abdomen. They are common in the wealthy countries, affecting 10-15% of adults. Most people with gallstones don't even know they have them.
gallstone. a stonelike mass (calculus) in the gallbladder; the presence of gallstones is known medically as cholelithiasis. The cause is unknown, although there is evidence of a connection between gallstones and obesity; an excess of cholesterol in the bile appears to be of major importance.Gallstones are most common in women after pregnancy, and in both men and women past age 35.They may be present for years without causing trouble.he cause is unknown, although there is evidence of a connection between gallstones and obesity; an excess of cholesterol in the bile appears to be of major importance. Gallstones are most common in women after pregnancy, and in both men and women past age 35. They may be present for years without causing trouble.