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  2. Chegg - Wikipedia

    en.wikipedia.org/wiki/Chegg

    Chegg began trading shares publicly on the New York Stock Exchange in November 2013. [15] Its IPO was reported to have raised $187.5 million, with an initial market capitalization of about $1.1 billion. [16] In 2014, Chegg entered a partnership with book distributor Ingram Content Group to distribute all of Chegg's physical textbook rentals ...

  3. Coupon collector's problem - Wikipedia

    en.wikipedia.org/wiki/Coupon_collector's_problem

    An alternative statement is: given n coupons, how many coupons do you expect you need to draw with replacement before having drawn each coupon at least once? The mathematical analysis of the problem reveals that the expected number of trials needed grows as Θ ( n log ⁡ ( n ) ) {\displaystyle \Theta (n\log(n))} .

  4. Coupon - Wikipedia

    en.wikipedia.org/wiki/Coupon

    Some retailers and companies use verification methods such as unique barcodes, coupon ID numbers, holographic seals, and watermarked paper as protection from unauthorized copying or use. Other than newspapers, there are also coupon book publishers and retailers who compile vouchers and coupons into books, either for sale or free.

  5. The best coupon apps and how to use them - AOL

    www.aol.com/finance/best-coupon-apps-them...

    Use coupon codes for online purchases or show the in-store offers to cashiers at checkout. RetailMeNot is a versatile app that works for both online and in-store shopping, making it a go-to for ...

  6. Entertainment coupon book for $15 + free shipping - AOL

    www.aol.com/news/2010-04-15-entertainment-coupon...

    Get the Entertainment coupon book for $15 shipped. This deal does not have an end date so there is no real rush aside from the fact that the sooner you get it the sooner you can start using the ...

  7. The best Kohl's Cyber Monday deals to shop before the sale ...

    www.aol.com/lifestyle/the-best-kohls-cyber...

    You can take 20% off some select on-sale styles using code ENJOY20, and earn an extra $10 off your purchase when you spend at least $50 and use code SHOPPERS10.Both coupons can be used together ...

  8. Yield to maturity - Wikipedia

    en.wikipedia.org/wiki/Yield_to_maturity

    An ABCXYZ Company bond that matures in one year, has a 5% yearly interest rate (coupon), and has a par value of $100. To sell to a new investor the bond must be priced for a current yield of 5.56%. The annual bond coupon should increase from $5 to $5.56 but the coupon can't change as only the bond price can change.

  9. Zero-coupon bond - Wikipedia

    en.wikipedia.org/wiki/Zero-coupon_bond

    Zero coupon bonds have a duration equal to the bond's time to maturity, which makes them sensitive to any changes in the interest rates. Investment banks or dealers may separate coupons from the principal of coupon bonds, which is known as the residue, so that different investors may receive the principal and each of the coupon payments.