By Ben Tavener, Senior Contributing Reporter
SÃO PAULO, BRAZIL – After a gloomy 2012 in which the Brazilian economy all but ground to a halt, a cautiously optimistic sense is returning to some sectors of Brazilian industry, fueled by better-than-expected results and growing demand in January. Market analysts surveyed by the Banco Central (Central Bank) are also reporting positive economic signs and have revised up GDP growth projections for 2013 to 3.1 percent; industry production is . . .