A put option that expires in six months with an exercise price of $45 sells for $2.34. The stock is currently priced at $48, and the risk-free rate is 3.5 percent per year, compounded continuously. What is the price of a call option with the same exercise price

Email viruses are typically launched by people who modify header information to hide their identity. brightmail's enrique salem says that in the future, your email reader will authenticate the sender before putting hte message in your inbox. that way, you will know the source of all the emails you read. alan nugent of novell says, "i'm kind of a fan of eliminating anonymity if that is the price for security." will eliminating anonymity make computers more secure?

On january 1, jackson, inc.'s work-process inventory account showed a balance of $ 66,500. during the year, materials requisitioned for use in production amounted to $ 70,500, of which $ 67,700 represented direct materials. factory wages for the period were $ 210,000 of which $ 187,000 were for direct labor. manufacturing overhead is allocated on the basis of 60% of direct labor cost. actual overhead was $ 116,050. jobs costing $ 353,060 were completed during the year. the december 31 balance in work-process inventory is

Insurance companies have internal controls in place to protect assets, monitor the accuracy of accounting records and encourage operational efficiencies and adherence to policies. these internal controls are generally of two types: administrative controls and accounting controls. administrative controls are the policies and procedures that guide the daily actions of employees. accounting controls are the policies and procedures that delineate authorizations of financial transactions that are done, safeguard assets, and provide reports on the company’s financial status in a reliable and timely manner. internal controls should include both preventative and detective controls. the purpose of preventative controls is to stop problems and errors before they occur. detective controls identify problems after they have occurred. preventative controls are usually more effective at reducing problems, but they also tend to be more expensive. internal controls must be flexible to adjust for changes in laws and regulations in addition to adding new products or modifying current ones. companies must also do regular analyses to ensure that the benefits of implementing the controls are worth their costs. when concerned about paying unwarranted insurance claims which type of control would be useful?