Economics is about making efficient uses of scarce resources. This is about learning how people in their daily lives make decisions of allocating scarce amount of resources - â¦ time and budget-they possess, to meet their numerous desires. At occasions many of you may have wished you had more income and more time.
1 A well-maintained residential marble floor might start to show some signs of wear in 2-4 years, and will need to be professionally honed and polished at cost of about $2.50-$3 a square foot, with a minimum charge of $400-$500 for a single grind and polish. Professional installation of marble flooring starts around $9-$20 a square foot (materials and labor), or $900-$2,000 for installing a marble tile floor in a 100-square-foot foyer.
1 $2.50 to $5 per square foot. 2  Do-it-yourself: The cost for items needed for do-it-yourself refinishing, including a commercial sander, buffer, and finish solution, typically range from $150 to $500. 3  Timing: Hardwood floor refinishing can take two to four days, depending on the size of the room. $2.50 to $5 per square foot. 2  Do-it-yourself: The cost for items needed for do-it-yourself refinishing, including a commercial sander, buffer, and finish solution, typically range from $150 to $500. 3  Timing: Hardwood floor refinishing can take two to four days, depending on the size of the room.