SPECIAL: Market 'bubbles'
Why financial markets misprice fundamental value
Experimental research has produced robust evidence for mispricing of assets relative to their fundamental values even with active trading and sufficient information. Academic studies...
Explosive dynamics in exchange rates
Explosiveness in financial markets means that prices display exponential growth. In recent years statistical tests have been developed to locate mildly explosive bubble periods...
Pension funds and herding
Pension funds have three types of motivations for herding: rebalancing rules, the effects of regulatory changes and peer pressure of senior executives. A new...
SYSTEMIC RISK
How central banks can take nominal rates deeply negative
The popular view that nominal interest rates have a natural zero lower bound has become...
Bayesian Risk Forecasting
Portfolio risk forecasting is subject to great parameter uncertainty, particularly for longer forward horizons. This...
The duration extraction effect
Under non-conventional monetary policy central banks influence financial markets through the “portfolio rebalancing channel”. The...
Tiered reserve systems
Negative monetary policy rates can undermine financial transmission, because they encourage cash hoarding and reduce...
Signaling systemic risk
Systemic financial crises arise when vulnerable financial systems meet adverse shocks. A systemic risk indicator...
SYSTEMATIC VALUE
Reinforcement learning and its potential for trading systems
In general, machine learning is a form of artificial intelligence that allows computers to improve...
The low-risk effect: evidence and reason
The low-risk effect refers to the empirical finding that within an asset classes higher-beta securities...
How to build a quantamental system for investment management
A quantamental system combines customized high-quality databases and statistical programming outlines in order to systematically...
Analyzing global fixed income markets with tensors
Roughly speaking, a tensor is an array (generalization of a matrix) of numbers that transform...
The power of R for trading (part 2)
The R environment makes statistical estimation and learning accessible to portfolio management beyond the traditional...
POPULAR POSTS
Leverage in asset management
Asset managers can use leverage to enhance returns. Outside hedge funds, such leverage is modest as share of assets under management. However, considering the huge...
VIX term structure as a trading signal
The VIX futures curve reflects expectations of future implied volatility of S&P500 index options. The slope of the curve is indicative of expected volatility...
The four components of long-term bond yields
A BOJ paper proposes an affine terms structure model for bond yields under consideration of the zero lower bound. It estimates the contribution of...
Basic theory of momentum strategies
Systematic momentum trading is a major alternative risk premium strategy across asset classes. Time series momentum motivates trend following; cross section momentum gives rise...
Understanding the correlation of equity and bond returns
The correlation of equity and high grade sovereign bond returns is a powerful driver of portfolio construction and the term premia of interest rates....
Understanding market beta in FX
The beta of an investment measures its sensitivity to “market returns”. Unlike in equity, in FX the relevant benchmark for a beta cannot be a...