The spike in COVID-19 cases all over the world poses a massive impact on various sectors of society. The global economy is no exception, for it has been severely affected by the unprecedented public health crisis leading businesspeople to shutdown commercial establishments and dramatically...

The issue of disruptive operators has recently gained interest among researchers and regulators. From a regulator's perspective, disruptive operators can increase competitive rivalry in markets dominated by a handful of large companies, thus allowing consumers to obtain more benefits in terms of...