Marco Ramos has saved $10,000 towards a down payment on a new house. He wants to have a total of $50,000 and plans to buy in 5 years. How much will he have to save at the beginning of each month if he can earn 2.0% on his savings

As the inventor of hypertension medication, onesure pharmaceuticals (osp) inc. was able to reap the benefits of economies of scale due to a large consumer demand for the drug. even when competitors later developed similar drugs after the expiry of osp's patents, regular users did not want to switch because they were concerned about possible side effects. which of the following benefits does this scenario best illustrate? a. first-mover advantages b. social benefits c. network externalities d. fringe benefits