Historical Data Discount Offer We offer 2 types of discounts on historical data products. Offer 1: A bulk discount is offered on some historical data products. If the subscription period is 12 consecutive months or longer, the subscriber can enjoy a 15% discount. Offer 2: We offer a 50% discount to academic institutions on historical data products, except the ones where the price is already deeply discounted to promote their usage. Subscriber can enjoy either Discount Offer 1 or Offer 2. It is indicated in the product information pages whether the discount offer(s) is available for a particular data product. Academics need university cheque for any subscriptions.