Radio spectrum is a vital asset and resource for mobile network operators. With spectrum in the 800 and 900 MHz bands coverage can be provided with fewer base station sites compared to higher frequency bands like 2.1 and 2.6 GHz. With more spectrum, i.e. wider bandwidth, operators can offer...

The scope and scale of occupational licensing in the United States continues to grow. Our study finds that stricter optician licensing laws and laws that have been in place for longer periods of time result in higher optician earnings. On the other hand, there is little evidence that licensing...