In this paper, we evaluate the economic value that arise from incorporating conditional volatility when forecasting the Salami covariance matrix of returns for both short and long horizons in the Vietnamese stock market, using the volatility timing framework of Fleming et al.(2001).We report three main findings.First, investors are willing to pay t

Introduction: Shigella enterotoxin(STxB) is one of the major virulent factors in Shigella dysenteriae type 1 and E.coli O157:H7, which its immunogenicity, adjuvant and delivery characteristic have been proven.Anthrax is a common disease in humans and animals and identifies domain a-1 antibodies of protective antigen(PA) which is 62% of the PA antig

Nowadays, with the common use of smartphones in daily lives, mobile applications have become popular around the world, which will lead to a rise in Flutter framework.Developed by Google, Flutter with Dart programming provides a cross-platform development environment to create visually appealing and responsive user interfaces across mobile, web, and

In the past few decades, the indoleamine 2,3 dioxygenase (IDO) subset of the kynurenine (KYN) pathway of tryptophan (TRP) metabolism has been the subject of MADNESS ROADSIDE LEMONADE much research in the area of immune tolerance.In this review, we aim to incorporate new findings on this pathway in relation to allergy and the gut microbiome, while p

In order to realize the lightweight design and low-carbon operation of multi-system locomotive, an active suppression method of DC voltage secondary pulsation of reusable energy storage system was proposed.Bidirectional DC/DC circuit was used to transfer the secondary power pulsation 12v LED in the four-quadrant converter to the auxiliary LC branch