(Taken XXXXXXXX XXXX XXXXX://XXX.XXXXXXXXXXXX.com/terms/o/XXXXXXXXX.asp)
Thus, there XXX three XXXXXXXXX XXXXXXXXXXXXXXX of an XXXXXXXXX: [1] XXX industry should be XXXXXXXXX by a XXXXX number XX XXXXX, [X] firms sell nearly XXXXXXXXX products, and [X] XXXXX are XXXX XXXXXXXX XX entry.
One XXXXXXXXXXXXX industry XX the Cellular Phone XXXXXXXX industry. We have XXXX XXXX XXXXXXXXX: XXXXXXX, XXXXXX, At&X, and TMobile. There may XX other, XXXXXXX XXXXXXXXX, XXX XXXXX XXXX XXXXXXXXXX XXXX XXX XXXXXX XXXXXXXX. Due to XXXXXXXXXX regulations, it is very difficult XXX a firm to XXXXX XXXX XXXXXX. XX XXX XXXX XXXXX a XXXX (XXXXXXXX price, XXXXXXXX a XXX XXXXXXX XXXXXXX), XXX other XXXXX must XXXX in order XX XXXXXXXX profitability.
Taking a look XX advertizing, it XXXXXXX XXXXX that XXX of XXX firms in XXX XXXXXXXXX XX XXXXXXXX some new service or a XXXXXXXXX, cheaper XXXXXX. If you XXXXXX, XXXX one phone XXXXXXX XXXXXX a XXX deal, XXX others XXXX XXXX XX follow XXXX.