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A new algorithm for the group minimization problem (GP) is proposed. The algorithm can be broadly described as follows …-known algorithm of Glover, and checked for non-negativity. The first non-negative point is an optimal solution of (GP). Advantages and … disadvantages of the algorithm are discussed; in particular, the implementation of the algorithm (which can be easily extended so as …
Persistent link: https://www.econbiz.de/10012478970
completeness, we add three popular local algorithms to the comparison--the Nelder-Mead downhill simplex algorithm, the Derivative …We benchmark seven global optimization algorithms by comparing their performance on challenging multidimensional test … functions as well as a method of simulated moments estimation of a panel data model of earnings dynamics. Five of the algorithms …
Persistent link: https://www.econbiz.de/10012480284
There is growing concern about "algorithmic bias" - that predictive algorithms used in decision-making might bake in or … objective function for the algorithm designer and a model of their information sets and interaction. We build such a model that … allows the training data to exhibit a wide range of "biases." Prevailing wisdom is that biased data change how the algorithm …
Persistent link: https://www.econbiz.de/10012481694
algorithm in terms of model complexity or the number of predictors to accommodate. Each firm then appoints a data analyst that … uses the chosen algorithm to estimate demand for multiple consumer segments, based on which, it devises a targeting policy … to maximize estimated profit. We show that competition may induce firms to strategically choose simpler algorithms which …
Persistent link: https://www.econbiz.de/10014247922
finding flat solutions to functional equations. This characteristic enables ML algorithms to solve for transition dynamics …
Persistent link: https://www.econbiz.de/10015056176
We analyze a number of unstudied aspects of retail electricity competition. We first explore the implications of load profiling of consumers whose traditional meters do not allow for measurement of their real time consumption, when consumers are homogeneous up to a scaling factor. In general,...
Persistent link: https://www.econbiz.de/10012468220
Despite all of the talk about deregulation' of the electricity sector, a large number of non-market mechanisms have been imposed on emerging competitive wholesale and retail markets. These mechanisms include spot market price caps, operating reserve requirements, non-price rationing protocols,...
Persistent link: https://www.econbiz.de/10012468221
The standard economic model of efficient competitive markets relies on the ability of sellers to charge prices that vary as their costs change. Yet, there is no restructured electricity market in which most retail customers can be charged realtime prices (RTP), prices that can change as...
Persistent link: https://www.econbiz.de/10012468774
We examine the performance attributes of a merchant transmission investment framework that relies on market driven' transmission investment to provide the infrastructure to support competitive wholesale markets for electricity. Under a stringent set of assumptions, the merchant investment model...
Persistent link: https://www.econbiz.de/10012469168
Hourly plant-level wind and solar generation output and real-time price data for one year from the California ISO control area is used to estimate the vector of means and the contemporaneous covariance matrix of hourly output and revenues across all wind and solar locations in the state. Annual...
Persistent link: https://www.econbiz.de/10012456183