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  2. Cutting stock problem - Wikipedia

    en.wikipedia.org/wiki/Cutting_stock_problem

    A minimum-waste solution, sequenced to minimise knife changes, shown as small white circles. There are 308 possible patterns for this small instance. The optimal answer requires 73 master rolls and has 0.401% waste; it can be shown computationally that in this case the minimum number of patterns with this level of waste is 10.

  3. List of price index formulas - Wikipedia

    en.wikipedia.org/wiki/List_of_price_index_formulas

    This index uses the arithmetic average of the current and based period quantities for weighting. It is considered a pseudo-superlative formula and is symmetric. [12] The use of the Marshall-Edgeworth index can be problematic in cases such as a comparison of the price level of a large country to a small one.

  4. Housing affordability index - Wikipedia

    en.wikipedia.org/wiki/Housing_Affordability_Index

    A housing affordability index (HAI) is an index that measures housing affordability, usually the degree to which the median person or family in a particular country or region can afford housing/housing-related costs. [1] [2] [3] Housing affordability is one contribution to the cost of living in an area; measured by the cost-of-living index. [3]

  5. Lumber prices are plunging. Blame the record drop in U.S ...

    www.aol.com/finance/lumber-prices-plunging-blame...

    The twin-peaked lumber bubble of 2021 and 2022 that once drove home building costs through the roof and exacerbated inflation is now nothing more than a memory.. Spot lumber prices have plummeted ...

  6. Cost-of-living index - Wikipedia

    en.wikipedia.org/wiki/Cost-of-living_index

    However, more practical formulas can be evaluated based on their relationship to the true cost of living index. One of the most commonly used formulas for consumer price indices, the Laspeyres price index, compares the cost of what a consumer bought in one time period (q 0) with how much it would have cost to buy the same set of goods and ...

  7. The root cause of America’s housing affordability crisis, as ...

    www.aol.com/finance/root-cause-america-housing...

    So when you’re thinking about housing, housing prices, and housing affordability, on one hand, there’s the ancient problem of poverty: if you have low or no market income, then you always, of ...

  8. American Metal Market - Wikipedia

    en.wikipedia.org/wiki/American_Metal_Market

    American Metal Market (AMM) is an online provider of industry news and metal pricing information for the U.S. steel, nonferrous and scrap markets. Products include a daily publication available electronically, live news on the publication's website, a hard-copy magazine and a series of weekly newsletters covering niche markets.

  9. A record number of apartments are getting built this year ...

    www.aol.com/record-number-apartments-getting...

    The US will see construction on a record number of apartments completed this year. The tally will be 518,108 rental units, up 9% from last year and 30% from 2022, according to a recent report from ...