Firmmarket share (%) a20 b20 c20 d20 e10 f10 refer to the data. suppose that firms in this industry split up such that there were 100 firms, each with a 1 percent market share. the four-firm concentration ratio and the herfindahl index respectively would

Luis and rosa, citizens of costa rica, moved to the united states in year 1 where they both lived and worked. in year 3, they provided the total support for their four young children (all under the age of 10). two children lived with luis and rosa in the u.s., one child lived with his aunt in mexico, and one child lived with her grandmother in costa rica. none of the children earned any income. all of the children were citizens of costa rica. the child in mexico was a resident of mexico, and the child in costa rica was a resident of costa rica. how many total exemptions (personal exemptions plus exemptions for dependents) may luis and rosa claim on their year 3 joint income tax return? a. 6 b. 5 c. 4 d. 2

Acorporation a. can use different depreciation methods for tax and financial reporting purposes b. must use the straight - line depreciation method for tax purposes and double declining depreciation method financial reporting purposes c. must use different depreciation method for tax purposes, but strictly mandated depreciation methods for financial reporting purposes d. can use straight- line depreciation method for tax purposes and macrs depreciation method financial reporting purposes

Amajor advantage of case studies is