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121.
Kerry J. Stott Brendan Christy Malcolm McCaskill Kurt K. Benke Penny Riffkin Garry J. O'Leary Robert Norton 《The Australian journal of agricultural and resource economics》2020,64(3):655-676
A method is described for integrating crop modelling and production economics to quantify optimum applications of multiple nutrients and yield gaps. The method is demonstrated for crop production in the high‐rainfall zone of southern Australia. Data from a biophysical crop model were used to overcome the persistent problem of inadequate experimental data. The Mitscherlich function was expanded to accommodate four variable inputs – nitrogen, phosphorus, potassium and sulphur – and the expansion path was used to determine the economic optimum application of all four nutrients. Modelling revealed the state‐contingent yield potential and the extent to which unrealised yield could be explained by profit‐maximising behaviour and risk‐aversion by growers. If growers and their advisors were guided by the methods described, they would be better equipped to assess crop nutrient demands and limitations, predict yield potential, additional profit and the risks associated with high input systems in a variable climate. If scientists were more aware of the extra profits and the risks involved (as well as the quantitative relationships between inputs and outputs) when thinking about what to produce and how to do so, they would be more circumspect about the net benefits to be obtained from closing yield gaps. 相似文献
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This paper examines Latin America’s economic performance in the last three decades with the objective of assessing whether it entered a new phase of strong and persistent growth with stabilization in the 2000s. Our analysis pays special attention to the changing roles of exports and investment as drivers of growth and to the region’s performance in the fiscal area, the composition and dynamics of foreign trade, investment and labour productivity. Our results indicate that, in general, the region has achieved important progress in macroeconomic matters, but it has failed to overcome major structural, long-term constraints linked to its balance of payments and to a lesser extent its fiscal performance. Unless these challenges are resolved, the region’s long-term growth will hardly be favourable. 相似文献
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The focus of our analysis is on how the UK government's proposed Brexit deal is likely to affect the economy. First, we assess how trade, migration, foreign direct investment, productivity and contributions to the EU budget might change by reviewing current proposals against historical evidence. Second, we use the National Institute Global Econometric Model (NiGEM) to analyse the macroeconomic effects. Our assessment is that trade with the EU, especially in services, would be more costly after Brexit. This would be likely to have adverse effects on living standards in the UK. Our central estimate is that if the government's proposed Brexit deal is implemented, then GDP in the longer term will be around 3% lower per head than it would have been had the UK stayed in the EU. If the UK were to stay in a customs union with the EU, or if the Irish backstop position was to be invoked, there would still be a hit to GDP per capita of 2%. These estimates represent our considered view of the economic impact of the government's proposed Brexit deal, but they are themselves uncertain as there is no historical precedent of a country leaving a major trading block such as the EU. 相似文献
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The Australian accounting environment is dominated by two competing brands – Chartered Accountant (CA) and Certified Practising Accountant (CPA) – which signal that the profession has been unable to achieve full unification. Focussed on 1969, this dual theory-informed, in-depth study examines the first of four unsuccessful attempts to merge the two professional accounting associations from which the two brands originate: The Australian Society of Accountants (the Society) and The Institute of Chartered Accountants in Australia (the Institute). Primary data from public archives and oral history interviews, combined with secondary sources, are drawn upon to explain the failure of this proposed merger and to consider its legacy. The complementary theoretical perspectives of “boundary-work” and “institutional work” are applied. Amidst other challenges, corporate collapses during the 1960s precipitated a legitimacy crisis for the profession and raised the prospect of there being sufficient commonality of purpose to enable a merger. While there was overwhelming support from Society members, the merger proposal was defeated by a comprehensive “no” vote from Institute members. This pattern of voting was repeated in three subsequent merger attempts, leading to the persistence of the curious binary structure of the Australian accounting profession and associated ongoing differences and tensions. 相似文献
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Business groups and institutional upheaval in emerging economies: Corporate venturing in Korea 总被引:1,自引:1,他引:0
In this paper we detail the nature of market-oriented institutional upheaval and its implications for business groups in Korea during the late 1990s. Employing case study methodology we identify four projects that were nurtured under corporate venture programs in response to this upheaval: two internal incubating projects and two new venture investment projects. We analyze these cases employing the concepts of resource fit and organizational misfit. Based upon these in-depth case analyses we generate a conceptual framework that managers can rely on for the choice of organizing mode of corporate venture projects. We conclude by discussing managerial implications and future research directions. 相似文献
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A financial system engaged in active transition from central planning to free market may be dubbed a transition economy. On today's global landscape, there are several important transition economies, all at various stages of transition and with differing degrees of success. Yet, much is not known about this important sector of the world economy. As outside enterprises seek alliances with firms from transition economies, it is important to know what these firms want from alliance partners. To learn more, we conducted a study interviewing managers of private firms from the two largest and most strategically important transition economies: China and Russia. We found that while Chinese and Russian firms often hope for some of the same things as their counterparts in mature economies as regards alliances, they are also interested in other things not normally associated with alliances: political influence, relief from paying bribes, and protection from extortion or even violence. Moreover, we discovered that because of differing institutional conditions in the two countries, Chinese firms are not always looking for the same things from alliances as are Russian firms—in spite of surface similarities between the two economies. Based on these findings, we provide guidelines for firms seeking alliance partners in transition economies, to assist them in determining if an alliance is right for them and planning accordingly. 相似文献