| http://www.w3.org/ns/prov#value | - One reason is that intangible property, such as patents and know-how, may be the result of long-lasting and expensive R&D. The actual size of R&D budgets depends on a variety of factors, including the policy of competitors or potential competitors, the expected profitability of the research activity, and the trend of profits; or considerations based on some relation to turnover, or an assessment o
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