It is also the only major country that continues to maintain a health-care system with substantial elements of competitive supply, pricing freedom, patient choice, and diversity in approaching complex and uncertain medical problems.

WSJ: Christopher DeMuth: A Referendum on ObamaCare and Liberty

Some of these dynamic circumstances include: changes in wealth, later-life marriages and remarriages, the recent flood of increasingly complex (and uncertain) tax laws and the growing popularity and usefulness of lifetime irrevocable trusts.

FORBES: "Fixing" the Broken Estate Plan

Nonprofits do this work regularly, and in a volatile, uncertain, complex and ambiguous world.

FORBES: To Transform the U.S. Education System, Focus on Teacher Effectiveness

Moreover, as we have all seen time and again, the process surrounding acquiring a public company from start to finish is complex, uncertain, intrusive and distracting, and we believe it would be especially so to the creative artists at the core of our business and to all those who may be displaced by a transaction.

FORBES: Games We Play

"It is ironic that a man whose own organization is infamous for its insular, ineffective and uncertain command and control arrangements would be charged with resolving the infinitely more complex and problematic arrangements involved in Operation Desert Shield, " observed Frank J.

CENTERFORSECURITYPOLICY: Flash: Secretary Baker To Perform Brain Surgery

To date, no drug has been approved in its leaf form because plants contain a complex composition of compounds with uncertain pharmacologies, metabolisms, side-effect profiles, toxicologies, drug interactions, and no control of relative concentrations.

ECONOMIST: Egypt's challenge