User profiles for Kartik Sivaramakrishnan

Kartik Sivaramakrishnan

Head of Factor and Quantitative Strategies at STOXX Ltd. (now part of ISS STOXX)
Verified email at qontigo.com
Cited by 358

Issues in testing earnings management and an instrumental variable approach

SH Kang, K Sivaramakrishnan - Journal of accounting Research, 1995 - JSTOR
In empirical studies of earnings management (EMI), a central issue is the estimation of the
managed component (discretionary accruals) when outsiders observe only the sum of the …

A parallel interior point decomposition algorithm for block angular semidefinite programs

KK Sivaramakrishnan - Computational Optimization and Applications, 2010 - Springer
We present a two phase interior point decomposition framework for solving semidefinite (SDP)
relaxations of sparse maxcut, stable set, and box constrained quadratic programs. In …

[HTML][HTML] Heterogenous antibody and T‐cell responses to SARS‐CoV‐2 mRNA vaccines among immunocompromised young people

…, PYW Lau, KH Ng, EY Ang, SV Karthik… - Clinical and …, 2023 - ncbi.nlm.nih.gov
Dear Editor, In a representative cohort of immunocompromised young people, we observed
marked differences in humoral and cellular responses to a standard two-dose mRNA …

A modular design approach to support sustainable design

CR Bryant, KL Sivaramakrishnan… - International …, 2004 - asmedigitalcollection.asme.org
This paper presents a redesign method supporting sustainable design of products. The method
correlates product modularity with various life cycle directions at the conceptual stage of …

[BOOK][B] Linear programming approaches to semidefinite programming problems

KK Sivaramakrishnan - 2002 - search.proquest.com
The thesis investigates linear programming approaches to solving Semidefinite Programming
(SDP's). One of the various characterizations of the positive semidefiniteness constraint …

Endoscopic evaluation in children with end-stage liver disease–associated portal hypertension awaiting liver transplant

NBH Ng, SV Karthik, MM Aw… - Journal of pediatric …, 2016 - journals.lww.com
Objectives: Routine oesophago-gastro-duodenoscopy (OGD) pre-liver transplantation (LT)
for evaluation and management of gastrointestinal (GI) pathology, in particular GI varices …

Gotu Kola induced hepatotoxicity in a child—need for caution with alternative remedies

…, P North-Lewis, SV Karthik - Digestive and Liver …, 2011 - dldjournalonline.com
A previously well 15-year-old girl presented with a short history of abdominal pain and
vomiting. She had been on lymecycline, for acne, over the preceding 8 weeks. Investigations …

Long‐term outcome after liver transplantation in children with type 1 glycogen storage disease

…, SH Quak, MM Aw, SV Karthik - Pediatric …, 2021 - Wiley Online Library
Patients with GSD type 1 (von Gierke disease) are initially managed medically to maintain
normoglycemia. However, if they do not achieve good metabolic control, LT is then considered…

Improving the investment process with a custom risk model: A case study with the GLER model

K Sivaramakrishnan, RA Stubbs - The Journal of Investing, 2013 - joi.pm-research.com
The three ingredients in a mean–variance optimization model are the expected returns, the
risk model, and constraints representing the portfolio manager’s mandates. Misalignment …

[HTML][HTML] Managing constipation in children with ASD–A challenge worth tackling

KV Mulay, SV Karthik - Pediatrics & Neonatology, 2022 - Elsevier
Autism Spectrum disorder (ASD) is well known to be associated with significantly high rates
of gastrointestinal problems, constipation being common among them, imposing a significant …