This book provides fresh insights into concepts, methods and new research findings on the causes of excessive food price volatility. It also discusses the implications for food security and policy responses to mitigate excessive volatility. The approaches applied by the contributors range from on-the-ground surveys, to panel econometrics and innovative high-frequency time series analysis as well as computational economics methods. It offers policy analysts and decision-makers guidance on dealing with extreme volatility.

Cover crops slow erosion, improve soil, smother weeds, enhance nutrient and moisture availability, help control many pests and bring a host of other benefits to your farm. At the same time, they can reduce costs, increase profits and even create new sources of income. You¿ll reap dividends on your cover crop investments for years, since their benefits accumulate over the long term. This book will help you find which ones are right for you. Captures farmer and other research results from the past ten years. The authors verified the info. from the 2nd ed., added new results and updated farmer profiles and research data, and added 2 chap. Includes maps and charts, detailed narratives about individual cover crop species, and chap. about aspects of cover cropping.

vate, operate, or manage a farm for profit, either as owner or tenant. A farm includes livestock, dairy, poultry, fish, fruit, and truck farms. It also includes plantations, ranches, ranges, and orchards and groves. This publication explains how the federal tax laws apply to farming. Use this publication as a guide to figure your taxes and complete your farm tax return. If you need more information on a subject, get the specific IRS tax publication covering that subject. We refer to many of these free publications throughout this publication. See chapter 16 for information on ordering these publications. The explanations and examples in this publication reflect the Internal Revenue Service's interpretation of tax laws enacted by Congress, Treasury regulations, and court decisions. However, the information given does not cover every situation and is not intended to replace the law or change its meaning. This publication covers subjects on which a court may have rendered a decision more favorable to taxpayers than the interpretation by the IRS. Until these differing interpretations are resolved by higher court decisions, or in some other way, this publication will continue to present the interpretation by the IRS.