A dispersive liquid–liquid microextraction method using a lighter-than-water phosphonium-based ionic liquid for the extraction of 16 polycyclic aromatic hydrocarbons from water samples has been developed. The extracted ...

Market Liquidity is characterized by the easiness and freedom to trade assets at desired volumes and for prices perceived as representative of their values. When there is a scarcity of bid and ask offers at those terms, ...

Biopharmaceuticals are one of the most important groups of biotechnological products, representing one-quarter of all pharmaceutical sales and providing suitable and efficient medical care for many previously untreatable ...

The microbiological bioassay, the UV-spectrophotometry and the high performance liquid chromatography (HPLC) methods for assaying sparfloxacin in tablets were compared. The accuracy, repeatability, and precision of each ...

This paper proposes a model to study how conditional lending and immediate liquidity provision affect incentives for fiscal adjustment in a country facing the risk of sovereign default. Conditional lending provides explicit ...

This paper explores the relationship between firms' investment and stock market liquidity. Using a panel of Latin American firms, I find evidence that a higher trading volume and a higher industry-adjusted trading volume ...

Simplicity, speed, and reduced cost are essential demands for routine analysis in human biomonitoring studies. Moreover, the availability of higher volumes of human specimens is becoming more restrictive due to ethical ...

How do the liquidity functions of banks affect investment and growth at different stages of economic development? How do financial fragility and the costs of banking crises evolve with the level of wealth of countries? We ...