Many have been hit by weakness in the local economy and mounting competition from online rivals.
It closed ten years later, the victim of mounting competition from national chains like Bed Bath & Beyond.
Teva's shares plunged last year amid mounting competition for its No. 1 drug, a branded multiple sclerosis medicine called Copaxone.
Investor appetite for HKT has been tempered by slow growth prospects in the company's fixed-line operations and mounting competition in Hong Kong's cellphone market.
The cutbacks come as the renewable industry faces mounting competition from fossil fuels like coal and natural gas, whose prices have fallen during the global financial crisis.
DirecTV Group, a provider of satellite television, fell 3.6percentto to $24.84, after it posted a drop in profit amid mounting competition from cable and phone companies.
But Nokia, once the world's largest cellphone maker, now ranks third behind Samsung and Apple and faces mounting competition from cheap devices made in emerging markets like China and India.
More challenging still may be a shift to cheaper methods of communication, such as e-mail.Even without technological change, it is difficult to see how uneconomic deliveries can survive in the face of mounting competition.
Caterpillar is also facing mounting competition from a Chinese maker of big bulldozers, Shantui, and an upstart German engineering group, Liebherr, that makes construction cranes but is now competing with Caterpillar for pipe-laying equipment for the petroleum industry.
And with mounting competition from other social networking sites, namely Google+, which emphasizes more compartmentalized communications to different sets of friends and acquaintances, Facebook is also keen to keep its customers' trust.
