Economics in Macerata 5/3/15

Khan Academy test Khan Academy Videos on Probability
https://www.youtube.com/watch?v=uhxtUt_-GyM&list=PL4C863861E3B2E380 and Economics
https://www.youtube.com/watch?v=pkEiHZAtoro&index=2&list=PLAEA5E9ACA1508F92
http://www.economist.com/news/finance-and-economics/21643239-price-match-guarantees-prevent-rather-provoke-price-wars-guaranteed-profits
elsewhere	crop
voucher	wonks
Price-match	reshuffled
on the face of it	arising
worse off	albeit
blunt	con
dealership	savvy
undercutting	too clever by half
interim	chore
Pre-emptive	mooted
match	hassle
shop around	stand out
invoke	nimble
switching	lumbering
tacit collusion	pledged