How can the government drive their policies using income tax?

Which of the following goals is most effective? i will purchase a house by age twenty-five. i will purchase a three-bedroom house located near cherry park by my twenty-fifth birthday. in order to reach this goal, i will graduate from college and secure a job as a software developer.

Dan wants to start a supermarket in his hometown, and wants to get into the business only after finding out about the market and how successful his business might be. the best way for dan to gain knowledge is to:

Asmall town wants to build some new recreational facilities. the proposed facilities include a swimming pool, recreation center, basketball court and baseball field. the town council wants to provide the facilities which will be used by the most people, but they face budget and land limitations. the town has $400,000 and 14 acres of land. the pool requires locker facilities which would be in the recreation center, so if the swimming pool is built the recreation center must also be built. also, the council has only enough flat land to build the basketball court or the baseball field. the daily usage and cost of the facilities (in $1,000) are shown below. which facilities should they build? facilityusagecost ($1,000)landswimming pool4001002recreation center5002003basketball court3001504baseball field2001005