Blocking, covering, obscuring, hiding, concealing, veiling, shrouding, darkening, extinguishing, shading, dimming, declining, diminution, extinction, penumbra
Heart rate is controlled by the two branches of the autonomic (involuntary) nervous system. It also controls blood pressure and the rate of breathing.
Mergers usually occur between two companies with complimentary business activities, who want to work together and dominate an industry.
These usually lead to oligopolies and in some cases, a monopoly over the market. This can lead to less choice for the end customer and even price hikes.
A lack of competition is never good for a market
Eventually too many jobs, businesses and third-party contractors work for a smaller number of companies and become exposed to market failures.
