PKF Hospitality Research recently revised its 2011 forecast for domestic revenue growth for the industry, saying that “it’s tough not to be optimistic” about future growth, despite a stalled economy. PKF Hospitality Research says that it now expects average room rates in the country to rise 3.2 percent this year. Last year, the other two top industry measures, occupancy rates and revenue per available room, also increased after declines in 2008 and 2009. In Manhattan, the news has been especially good for the industry, if not for those of us booking a room. In the second quarter, for example, the average daily rate for rooms increased 9.2 percent, PricewaterhouseCoopers, the research firm, found. The upscale hotel segment, by the way, had the biggest increase in revenue per room, up 9.1 percent. Get the full story at The New York Times