Surging energy costs are being felt across the US economy with varying effects. Some consumers are absorbing higher costs, while others are shifting behavior or cutting back. Here’s a sampling of how the story is playing out in different sectors. Trucker sees austerityAs he contends with surging fuel prices, truck driver Lamar Buckwalter sees signs all around that consumers are cutting back. Demand for refrigerated pet food — a torrid business just three months ago — has virtually disappeared. Humans are also shifting their own diets, ordering less high-end meats like veal and crab cakes. “P…