In our widget example, we will assume that the fixed cost for the stapler, pen, and âfactoryâ is $10 and the cost of each worker hired is $5 per worker. Since fixed costs are constant, the firm incurs $10 regardless of the level of output. Labor is the only variable cost computed by $5 times the number of workers.
How Bull Sharks Can Live in Both Ocean and Fresh Water. Although there are a handful of species that live in freshwater, we tend to think of sharks as being ocean dwellers. But there is also a very unique shark that can live in both ocean and fresh water estuaries and lakes: the Bull Shark.
When Sharks Attackâ¦In Freshwater Rivers. If The Attack Doesnât Do It For You, The Groupâs Reaction Will. A pair was fishing in a fresh water (key words here, folks) river when all of a suddenâ¦a shark (âA shark, a shark, a big ass shark!â) jumps out of the water and snags the fish they had just caught. If the shark attack isnât much of a shocker, the out of control reaction of the group is pricelessâ¦although we donât really blame them.