Marine reserves have been proposed as a remedy for overfishing and declining marine biodiversity, but concern that reserves would inherently reduce yields has impeded their implementation. It was found that management of fisheries through reserves and management through effort control produce identical yields under a reasonable set of simplifying assumptions corresponding to a broad range of bi...

Liquid assets play an important role in the financial system. They are generally defined as financial assets, such as cash and government securities, that can be readily used to fund payments, even in stressed market conditions. These assets are central to liquidity and credit risk management in financial markets. They are commonly used as collateral to obtain short-term funding and manage coun...

Following an overview on the fast changing global context of agriculture, and food and nutrition security, this paper provides a framework for identifying the set of essential international public goods for a well-functioning world agriculture and food system: natural resource management related to biodiversity, water, and soils; climate change adaptation and mitigation; trade and food reserves...

The exchange rate regime in Iran is practically fixed. The Central Bank of Iran (CBI) has committed itself to trying to bring about a particular exchange rate regime to meet two important targets: 1. Sustaining competitiveness of the economy, 2. Acquiring the share of foreign reserves in monetary base in a predetermined level. Since 2001 the share of foreign reserves in monetary base has i...