How much do you know about the economy of your state or region? Does it matter if the general public understands their economy? Robert E.

Peter Drucker, sometimes called the father of modern management, once commented that health care organizations are the most difficult to manage of all organizations. For example, American health care is defined by legislative mandate yet implemented in the private sector.

Arizona's record of economic progress in recent years is well documented. In 2006, the state led the nation in population and job growth and was fifth in growth of personal income.

Tortillas, and the corn used to make them, have been a Mexican staple for thousands of years. So it's no surprise that tens of thousands packed into Mexico City's central Zocalo plaza to protest a spike in the price of tortillas and other staple goods.

Many companies have noted that attrition among women and minorities in the professional and managerial ranks hampers progress on building a diverse workplace.

Spending by state government in Arizona is on the rise.

In an ideal world, consumers' choices in relation to the incremental costs of producing goods and services would dictate what gets produced, and at what price. Choices should tell us about preferences.

While many scientists applaud former Vice President Al Gore and his documentary, "An Inconvenient Truth," some scientists have said that the film exaggerates the nature of environmental problems and/or makes conclusions that the science doesn't uphold.

Americans currently spend about 15 percent of gross domestic product (GDP) on health care, but new research is projecting that by 2050, we'll be spending more than 30 percent of our income on health.

Are the chances of a recession increasing, and if so, should we be altering our behavior? Economists use various economic indicators to track segments of the economy, to explain current behavior and project future activity. Dennis Hoffman, professor of economics and director of the L.