Along with Mr Pawlenty, Rick Santorum, a former senator from Pennsylvania, and Herman Cain, a pizza-mogul-turned-radio-host, must be wondering about the viability of their campaigns.

和波兰蒂一样，来自宾夕法尼亚州的前参议员里克·桑托·勒姆，还有从披萨大亨转型为电台主持的赫尔曼也一定正绞尽脑汁，猜想自己参选能有多少胜算吧。

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Mr Pizza insisted that his party had a right to campaign for the 30 days allowed by law.

ECONOMIST: Could Italy's election be postponed?

Mr. STEVE GREEN (Pizza Marketing Quarterly): Over the last five years it used to be that the chains were winning the war.

NPR: Pizza Goes Back to Its Roots

"When you want to sell hot dogs, fried chicken, gyros and pizza, it's probably a good bet that you're not going to get a good slice of pizza, " said Mr. Riggio, who left his job as a lawyer to run the pizzeria after his father died in 2007.

WSJ: Economics, Sliced