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  2. Optimal rotation age - Wikipedia

    en.wikipedia.org/wiki/Optimal_rotation_age

    In forestry rotation analysis, economically optimum rotation can be defined as “that age of rotation when the harvest of stumpage will generate the maximum revenue or economic yield”. In an economically optimum forest rotation analysis, the decision regarding optimum rotation age is undertake by calculating the maximum net present value. It ...

  3. Amazon Raising Its Free-Shipping Threshold From $25 to $35

    www.aol.com/news/on-amazon-raising-free-shipping...

    "Amazon's minimum order size for free shipping has changed to $35," the company said in a brief announcement on its site. "This is the first time in more than a decade that Amazon has altered the ...

  4. Maximum sustainable yield - Wikipedia

    en.wikipedia.org/wiki/Maximum_sustainable_yield

    The maximum sustainable yield is usually higher than the optimum sustainable yield and maximum economic yield. MSY is extensively used for fisheries management . Unlike the logistic ( Schaefer ) model, [ 1 ] MSY has been refined in most modern fisheries models and occurs at around 30% of the unexploited population size.

  5. Optimum sustainable yield - Wikipedia

    en.wikipedia.org/wiki/Optimum_sustainable_yield

    In environmental science, optimum sustainable yield is the largest economical yield of a renewable resource achievable over a long time period without decreasing the ability of the population or its environment to support the continuation of this level of yield, and enables an ecosystem to have a high aesthetic value.

  6. Amazon Fresh Ends Free Shipping for Orders Under $150 - AOL

    www.aol.com/goodbye-free-shipping-amazon-fresh...

    As more Americans continue to shop from home amid sky-high inflation and consumer prices affecting bottom lines, companies are continually coming up with ways to make delivery models work. Amazon...

  7. Economic batch quantity - Wikipedia

    en.wikipedia.org/wiki/Economic_batch_quantity

    It is evident from this equation that the economic batch quantity increases as the annual requirements or the preparation and setup costs increase that is, they are (not directly) proportional to each other. Similarly, it is also clear that the economic batch quantity decreases as the cost per piece and inventory carrying rate increase.

  8. Amazon Adds 100+ Same-Day Delivery Sites - AOL

    www.aol.com/finance/amazon-adds-100-same-day...

    Amazon doesn’t have the same luxury of a wide network or brick-and-mortar locations, but same-day shipping centers can serve the same purpose. However, it comes at a cost. However, it comes at a ...

  9. Safety stock - Wikipedia

    en.wikipedia.org/wiki/Safety_stock

    Safety stock is held when uncertainty exists in demand, supply, or manufacturing yield, and serves as an insurance against stockouts. Safety stock is an additional quantity of an item held in the inventory to reduce the risk that the item will be out of stock.