In [1] the use of VCG in matching markets is motivated by saying that in order to compute market clearing prices in a matching market, the auctioneer needs to know the true valuations of the bidders. Hence VCG and corresponding personalized prices are proposed as an incentive compatible mechanism. The same line of argument pops up in several lecture sheets and other documents related to courses...

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the amount of impacts of changes in world prices on economic indices of a country can be studied focusing economy's openness level and volume of the country's interaction with other countries. the increase in world prices in recent years, in one hand and the consistent increase of domestic inflation in the other hand put special importance upon surveying the impacts level of the world...

It is well known that some XML elements correspond to objects (in the sense of object-orientation) and others do not. The question we consider in this paper is what benefits we can derive from paying attention to such object semantics, particularly for the problem of keyword queries. Keyword queries against XML data have been studied extensively in recent years, with several lowest-common-ances...

The aim of this paper is to analyse the effects quality competitiveness based on technological innovation bilateral trade goods. Our approach estimation an import demand model that uses data for 19 manufacturing sectors across 28 OECD countries over period 1998–2012. In first step, identify from prices, logarithm unit value (a proxy price) regressed private R&D expenditure quality). quality-adj...

<em>Garlic is one of the main staples contributing to biggest inflation in Indonesia because domestic prices tend increase. On other hand, imports Indonesian garlic have an increasing trend even during Covid-19 pandemic. This will certainly affect supply farmers. The purpose this study was determine response farmers changes and import used secondary data form annual time series with a per...