The Short End and the Long End. Yield Curves, Spot Rates, and Forward Rates

2021 ◽  
pp. 99-104
Author(s):  
Ralf Korn ◽  
Bernd Luderer
Keyword(s):  
2010 ◽  
Vol 13 (01) ◽  
pp. 113-137 ◽  
Author(s):  
FABIO MERCURIO

We introduce an extended LIBOR market model that is compatible with the current market practice of building different yield curves for different tenors and for discounting. The new paradigm is based on modeling the joint evolution of FRA rates and forward rates belonging to the discount curve. We will start by analyzing the basic lognormal case, then we will add stochastic volatility. The dynamics of FRA rates under different measures will be obtained and closed form formulas for caplets and swaptions derived in the lognormal and Heston (1993) cases.


2020 ◽  
Vol 26 (12) ◽  
pp. 2858-2878
Author(s):  
M.I. Emets

Subject. The article addresses the green bond pricing as compared to bonds other than green ones. Objectives. The aims are to determine how the fact that a bond is identified as a green one, the issue amount, and the availability of third-party verification, influence the yield to maturity; to make recommendations on effective green bond pricing. Methods. The study employs econometric testing of hypotheses, using the multiple linear regression. The sample includes 318 green and 1695 conventional bonds. Results. Green bonds have a lower yield to maturity in comparison with conventional bonds. The yield to maturity of green bonds with third-party verification is lower, as contrasted with green bonds without verification. Conclusions. The next step in the green bond market development is creating a benchmark yield curve for sovereign green bonds, with parallel issuance of conventional, non-green bonds. The yield curve is crucial for effective bond pricing. Two yield curves, i.e. for green and non-green bonds, will enable investors to estimate the fair price on issuance, as well as to define, if there is a difference in pricing.


2001 ◽  
Author(s):  
Charlotte Christiansen
Keyword(s):  

1974 ◽  
Vol 82 (2, Part 1) ◽  
pp. 303-313 ◽  
Author(s):  
Yochanan Comay ◽  
Arie Melnik ◽  
Abraham Subotnik

Foods ◽  
2021 ◽  
Vol 10 (5) ◽  
pp. 931
Author(s):  
Cristina Reche ◽  
Carmen Rosselló ◽  
Mónica M. Umaña ◽  
Valeria Eim ◽  
Susana Simal

Valorization of an artichoke by-product, rich in bioactive compounds, by ultrasound-assisted extraction, is proposed. The extraction yield curves of total phenolic content (TPC) and chlorogenic acid content (CAC) in 20% ethanol (v/v) with agitation (100 rpm) and ultrasound (200 and 335 W/L) were determined at 25, 40, and 60 °C. A mathematical model considering simultaneous diffusion and convection is proposed to simulate the extraction curves and to quantify both temperature and ultrasound power density effects in terms of the model parameters variation. The effective diffusion coefficient exhibited temperature dependence (72% increase for TPC from 25 °C to 60 °C), whereas the external mass transfer coefficient and the equilibrium extraction yield depended on both temperature (72% and 90% increases for TPC from 25 to 60 °C) and ultrasound power density (26 and 51% increases for TPC from 0 (agitation) to 335 W/L). The model allowed the accurate curves simulation, the average mean relative error being 5.3 ± 2.6%. Thus, the need of considering two resistances in series to satisfactorily simulate the extraction yield curves could be related to the diffusion of the bioactive compound from inside the vegetable cells toward the intercellular volume and from there, to the liquid phase.


1971 ◽  
Vol 3 (6) ◽  
pp. 2185-2191 ◽  
Author(s):  
H. W. Wyborny ◽  
R. R. Carlson

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