buprenorphine is a partial mu agonist and kappa antagonist which is used for the treatment of pain and opioid addiction. a mixture of buprenorphine hydrochloride and naloxone hydrochloride has been approved for the treatment of opioid dependence.in this study a third order derivative spectrophotometric method based on zero-crossing technique has been used for the simultaneous determination of b...

The crossing number of a graph is the minimum number of edge intersections in a plane drawing of a graph, where each intersection is counted separately. If instead we count the number of pairs of edges that intersect an odd number of times, we obtain the odd crossing number. We show that there is a graph for which these two concepts differ, answering a well-known open question on crossing numbe...

This paper attempts to provide an economic framework for assessing why and how Internet telephony may a ect the international accounting rate system in particular, and communication over circuit switched networks in general. It reviews the regulatory treatment of Internet telephony, and compares the costs and prices of making international calls over the Internet and the public switched telepho...

For the last half century, international trade has been an important contributor to the growth of the world economy. Similarly, over the past twenty years, after China’s decision to pursue a market opening policy, the growth of the Chinese economy has been led by the rapid growth of its exports and imports. However this growth in international trade has been accompanied by an increase in the nu...

Despite debuting to little fanfare under the General Agreement on Tariffs and Trade (GATT), dispute settlement under the World Trade Organization (WTO) has been called the “backbone of the multilateral trading system.” Indeed, whereas GATT dispute settlement could scarcely have seemed more flawed, the WTO’s Dispute Settlement Understanding (DSU) is widely touted for boosting confidence in an in...

We introduce contingency fees into the Reinganum and Wilde (1986) signaling model of litigation. The effect of contingency fees on settlement depends upon the details of the contingency fee contract and the nature of the informational asymmetry assumed in the model. Introducing bifurcated fee contracts where the contingency percentage is higher at trial changes the selection of disputes at tria...

This article, based on a lecture given at the inauguration ceremony for the new Advisory Centre on WTO Law, describes the broader world trading landscape into which this new Centre emerges. Taking into account the possible implications of the events on September 11, this article provides a brief analysis of the current trade policy climate, asserting the necessity of institutions for the succes...