The Reserve Bank and Murray Financial System Inquiry have cautioned that these tax breaks contribute to volatility in the housing market, increasing Australia's vulnerability to external shocks.
Concerns about Ireland's fiscal state have contributed to volatility on bond markets in recent days and helped to keep the euro under pressure.
"As both the United States and the European Union expressed, we remain concerned that any cut in production has the potential to lower stock levels and contribute to volatility in the market," Mr. Richardson said.
Few economists predict the euro zone will splinter, but many more see some breakup risk — one that has contributed to volatility on bond markets in recent days and helped push the currency down.
He was not referring to a French Tony Soprano, but rather that other breed of criminal: commodity speculators, whom many politicians on either side of the Atlantic blame for dramatically pushing up the price of oil and food and contributing to volatility.America is leading the charge.
These may act as production constraints: Vahan Zanoyan of the Petroleum Finance Company argues that, even if OPEC decides to produce lots more oil, it will struggle to get it to market quickly.Another factor contributing to volatility has been the oil giants' move towards just-in-time management of stocks and deliveries.
In an interconnected world, climate change can contribute to volatility -- higher food prices, conflicts, migration -- that can easily cross borders.
U.S. and UK regulators are concerned that so-called settlement fails - when trades are not completed on time - could contribute to volatility and systemic risk in financial markets.
The lack of information combined with this illiquidity contributes to the volatility and mispricing of shares.
Some investment professionals say the high volatility contributes to their skepticism that using such funds to fine-tune a portfolio will work as well in practice as in theory.
