130/30: By how much will the information ratio improve?

R Tol, C Wanningen - Journal of Portfolio management, 2011 - search.proquest.com
… RAMON TOL AN'D CHRISTIAAN WANNINGEN In this article, T01 and Wanningen aim to
quantify empirically how much the information ratio may improve for a 130/30 extension …

[PDF][PDF] On the performance of extended alpha (130/30) versus long-only

R Tol, C Wanningen - The Journal of Portfolio Management, 2009 - researchgate.net
Based on a series of optimized portfolios with ex ante tracking errors of 4% relative to the
S&P 500, they concluded that loosening the long-only constraint increases the TC by more …

[PDF][PDF] Systemic aspects of pension funds and the role of supervision

R Beetsma, S Vos, C Wanningen - CESifo Forum, 2016 - econstor.eu
Systemic risk is a subject that has started receiving a lot of attention since the financial crisis
of 2007/08. Most of the discussion is on the relation between the banking system and …

Response of the braconid parasitoid Cotesia (= Apanteles) glomerata to volatile infochemicals: effects of bioassay set‐up, parasitoid age and experience and …

…, M Dicke, LEM Vet, R Wanningen - Entomologia …, 1992 - Wiley Online Library
… Pieris brassicae (L.) ‐ cabbage, a bioassay was developed to investigate the response of C.
… of C. glomerata to clean cabbage (CC) and plant‐host complex (PHC) in a dual choice test. …

Production, survival and infectivity of oospores of Phytophthora infestans

LJ Turkensteen, WG Flier, R Wanningen… - Plant …, 2000 - Wiley Online Library
… 20C for 24 h in order to eliminate viable sporangia and zoospores that might still have
been present. The other soil samples (B and C) were stored at 5C and subsequently frozen (−20C

Supporting decision-making for improving longitudinal connectivity for diadromous and potamodromous fishes in complex catchments

NWP Brevé, AD Buijse, MJ Kroes, H Wanningen… - Science of the Total …, 2014 - Elsevier
… (c) Overview of surface waters designated to the WFD and the related selection of
barriers at present without (n = 2262) and with a measure to enhance fish migration (n = 660). …

More than one million barriers fragment Europe's rivers

…, S Vallesi, A Vowles, E Verspoor, H Wanningen… - Nature, 2020 - nature.com
Rivers support some of Earth’s richest biodiversity 1 and provide essential ecosystem services
to society 2 , but they are often fragmented by barriers to free flow 3 . In Europe, attempts …

A stable trimeric influenza hemagglutinin stem as a broadly protective immunogen

…, R van Meersbergen, J Huizingh, P Wanningen… - Science, 2015 - science.org
The identification of human broadly neutralizing antibodies (bnAbs) targeting the hemagglutinin
(HA) stem revitalized hopes of developing a universal influenza vaccine. Using a …

Inflation derivatives: a research on the implementation of inflation derivatives within pension funds

C Wanningen - 2007 - essay.utwente.nl
… This bias is addressed in the C-CPI-U. Thus if one believes that a COLI should take into
account upper level consumer substitution, the C-CPI–U is a suitable price index to use. …

Control of Chenopodium album by soil application of Ascochyta caulina under greenhouse conditions

C Kempenaar, R Wanningen… - Annals of applied …, 1996 - Wiley Online Library
Effects of soil application of Ascochyta caulina spores on seedlings of Chenopodium album
and five cultivated plant species were investigated under greenhouse conditions as a part of …