Does having health insurance make people healthier? It's widely assumed that it does.
Obamacare advocates repeatedly said that its expansion of Medicaid would save thousands of lives a year. Obamacare critics seldom challenged the idea that increased insurance coverage would improve at least some people's health.
Are Americans becoming more libertarian on cultural issues? I see evidence that they are, in poll findings and election results on three unrelated issues -- marijuana legalization, same-sex marriage and gun rights.
Start with pot. Last November voters in the states of Colorado and Washington voted to legalize marijuana, by a 55 to 45 percent margin in Colorado (more than Barack Obama's margin in the state) and by 56 to 44 percent in Washington.
"Gentlemen do not read each other's mail." That's what Secretary of State Henry Stimson said to explain why he shut down the government's cryptanalysis operations in 1929.
Barack Obama's appointments of Susan Rice as national security adviser and Samantha Power as ambassador to the United Nations have naturally triggered speculation about changes in foreign policy.
Over the last seven decades, 115 veterans of World War II have served in the United States Senate. This week, the last of them, Frank Lautenberg of New Jersey, died.
Detroit, once one of the nation's most vibrant cities, faces imminent bankruptcy. That's the headline from the report last month of emergency fiscal manager Kevyn Orr, issued 45 days after he was appointed this spring by Michigan Gov. Rick Snyder to take over the city's government.
A thoughtful reformer targets the traditional rules of an aging institution that has retarded progress in the past. Time to modernize those rules, the reformer says, and prevent obstruction in the future.
There is one problem with the entirely justified if self-interested media squawking about the Justice Department snooping into the phone records of multiple Associated Press reporters and Fox News's James Rosen.
Would you like to have a "skinny" health insurance policy? Probably not. But if you're employed by a large company, you may get one, thanks to Obamacare.
Chilling effect. That's the term lawyers and judges use to describe the result of government actions that deter people from exercising their right of free speech.
What do the Benghazi cover-up and the IRS scandal have in common? They were both about winning elections, under false pretenses.
What were Barack Obama and Hillary Clinton thinking? Why did they keep pitching the line that the 9/11/12 Benghazi attack that killed Ambassador Christopher Stevens and three other Americans started as a spontaneous protest against an anti-Muslim video?
Markets work. But sometimes they take time.
That's the uncomfortable lesson that proprietors of America's colleges and universities are learning.
Many loud voices in the debate over immigration have been insisting that effective border enforcement must precede any steps that legalize the status of current illegal immigrants.
"We're eyeball to eyeball, and I think the other fellow just blinked," Secretary of State Dean Rusk famously said during the Cuban missile crisis.
"What difference, at this point, does it make?"
Tomorrow, the George W. Bush Presidential Center will be dedicated at Southern Methodist University in Texas. It's a good time to look back on the performance of the 43rd president, who has been almost entirely missing from the public stage these past four years.
Chaos. Things seemed to be spinning out of control on many fronts this week.
"More tears are shed over answered prayers," the 16th century nun St. Teresa of Avila is supposed to have said, "than over unanswered ones."
"Without legislative language," Senate Judiciary Committee Chairman Patrick Leahy declared in a statement March 20, "there is nothing for the Judiciary Committee to consider this week at our markup."
