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11.
We consider the effect of legislative primaries on the electoral performance of political parties in a new democracy. While existing literature suggests that primaries may either hurt a party by selecting extremist candidates or improve performance by selecting high valence candidates or improving a party’s image, these mechanisms may not apply where clientelism is prevalent. A theory of primaries built instead on a logic of clientelism with intra‐party conflict suggests different effects of legislative primaries for ruling and opposition parties, as well as spillover effects for presidential elections. Using matching with an original dataset on Ghana, we find evidence of a primary bonus for the opposition party and a primary penalty for the ruling party in the legislative election, while legislative primaries improve performance in the presidential election in some constituencies for both parties.  相似文献   
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The seed industry in Southern Africa has been radically transformed by a policy of liberalisation and privatisation started under structural adjustment. Traditionally under the domain of parastatals, seed research, production and distribution has been criticised for failing to provide modern variety seed to smallholder farmers. However, the private companies which have stepped in to replace seed parastatals in southern Africa have proven no more effective in meeting the demands of smallholders. The Trade Related Intellectual Property Rights (TRIPs) Agreement, concluded in 1994 as part of the Uruguay Rounds of GATT negotiations, as well as certain biotechnological innovations such as Terminator or Traitor technologies, threaten to further undermine local seed production and consumption by destroying the informal seed sector so central to agricultural production in the region. What alternatives exist? The success of Zimbabwe's maize seed network offers some insight. Resting on a unique relationship between government and nationally based producer co-operatives, Zimbabwe's maize programme was able to provide nearly every farmer in the country with hybrid maize suited for local growing conditions.  相似文献   
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The theory of issue ownership holds that competing candidates should avoid discussing many of the same issues during a campaign. In contrast, theories of democracy suggest that competitive elections are the mechanism by which the public can hold politicians accountable. To determine the extent to which each theory depicts current campaigns, we develop a new measure of "issue convergence" and test whether or not issue convergence increases as the competitiveness of the race increases. Using new data based upon television advertising aired in U.S. Senate campaigns from 1998 through 2002, we find that issue engagement or dialogue occurs more frequently than indicated by previous research. We also find that issue engagement increases with the competitiveness of the race but that issue engagement decreases as the gap in financial resources between candidates increases.  相似文献   
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RANNYAYA PERSIDSKAYA LEKSIKOGRAFIYA, XI‐XV vv. [Early Persian lexicography, 11th‐15th centuries]. By S.I. BAEVSKII. Moscow, Nauka, 1989. 166pp.

PERIODICALS IN TURKISH AND TURKIC LANGUAGES: A UNION LIST OF HOLDINGS IN U.K. LIBRARIES. Edited by MUHAMMAD ISA WALEY. Oxford, Middle East Libraries Committee (U.K.), 1993. 95pp. £20.‐

DIRECTORY OF TURKISH STUDIES 1993. Edited by MALCOLM WAGSTAFF and CHRISTINE WOODHEAD. [Southampton,] Turkish Area Study Group, 1993. 19pp. £2.00

LEBANON. Compiled by C.H. BLEANEY. (World Bibliographical Series, 2.) Oxford, Clio Press, 1991. xxxi, 230pp. Map. £39.00.

THE ILLUSTRATED ATLAS OF JERUSALEM. By DAN BAHAT, with C.T. RUBINSTEIN. Jerusalem & New York, Carta Israel Map and Publishing Company; English‐language Edition: Simon & Schuster, 1990. 152pp. £60.‐

DER NAHOSTKONFLIKT SEIT AUSBRUCH DER INTIFADA: EINE AUSWAHL BIBLIOGRAPHIE / THE ARAB‐ISRAELI CONFLICT SINCE THE OUTBREAK OF THE INTIFADAH: A SELECTED BIBLIOGRAPHY. By IN‐GEBORG OTTO and MARIANNE SCHMIDT‐DUMONT. (Biblio, 17.) Hamburg, Deutsches Ubersee‐Institut, 1990. ix, 98pp. DM 15.‐

THE INTIFADA: THE PALESTINIAN UPRISING IN THE WEST BANK AND GAZA STRIP: A BIBLIOGRAPHY OF BOOKS AND ARTICLES 1987–1992. By HALA KALEH and SIMONETTA CALDERINI. (Middle East Libraries Committee Research Guides, 6.) Oxford, Middle East Libraries Committee, 1993. 59 + 10 + 50pp. [Arabic title: al‐INTIFADA. AL‐INTIFADA AL‐FILASTINIYYA FI AL‐ARADI AL‐MUHTALLA: BIBLIYUGHRAFIYYA LI‐L‐KUTUB WA‐AL‐MAQALAT i987–1992. By HALA KAYLA wa‐SIMUNITA KALDIRINI.] £25.‐

ALGERIEN‐BIBLIOGRAPHIE: PUBLIKATIONEN AUS DER BUNDES‐REPUBLIK DEUTSCHLAND, ÖSTERREICH, UND DER SCHWEIZ, 1962–1989. Compiled by ERNSTPETER RUHE. Wiesbaden, Harrassowitz, 1990. 181pp. DM48.‐

OPEC AND THE WORLD ENERGY MARKET: A COMPREHENSIVE REFERENCE GUIDE. By JOHN EVANS, fully revised by GAVIN BROWN. 2nd edition. Harlow, Longman Current Affairs, 1991. xxvii+749 pp. £115.‐

WHO'S WHO IN THE ARAB WORLD 1993–1994. Eleventh edition (thoroughly revised and completed). Beirut, Publitec Publications, in co‐edition with K.G. Saur, München, 1993. 978pp. £225.00.

RELIGION IN POLITICS: A WORLD GUIDE. Edited by STUART NEWS. (Longman International Reference.) Harlow, Longman, 1989. 332pp.  相似文献   

19.
When benefit-cost analysis produces a result that is objectionable does this mean that the technique is objectionable? It means only that the technique cannot rise above the individual and community values on which it rests. That is, values in benefit-cost analysis rest in large measure on law. An understanding of what values count and whose values count and why they count cannot then be separated from law. This understanding of value obviates most criticisms of benefit-cost analysis as a technique. Benefit-cost analysis also contributes to the law so that, for example, when there is a discrepancy between legal and psychological ownership, efficiency suggests that the law change to reflect psychological ownership. The values considered in benefit-cost analysis are very broad and include those associated with income distribution—the most radical proposition in this article—as well as the value of harm even when it is specifically unknown. An appreciation of the broad range of what is meant by value further dislodges criticisms of benefit-cost analysis.  相似文献   
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We compare two alternative methods to discount the costs and benefits of environmental projects. These are (1) the shadow price of capital, which can be practically expressed by using the cost of capital and thus the discount rate on government bonds, and (2) the two-stage discounting procedure advocated by Kolb and Scheraga. We suggest that the two-stage approach is in many cases inconsistent with the shadow price of capital approach and will therefore lead to misallocations of resources. We further argue that the use of the cost of capital as the discount rate will be easier than the two-stage procedure, will yield results that are consistent with the shadow price of capital approach, and will be justified by the potential Pareto criterion. Finally, use of the shadow price of capital approach has a potential for achieving considerable consensus in practice as well as in theory, a result that could considerably enhance project evaluation.  相似文献   
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