这就是预期收益，和有效边界问题。
So that's the expected return and efficient portfolio frontier problem.
这些都是计算三种资产的有效边界,所需要用到的。
That's what we have to know to compute the efficient portfolio frontier with three assets.
在这张图表中,我计算了有效边界-,蓝色线表示三种资产的组合。
What I did in this diagram is I computed the efficient portfolio frontier-- now it's the blue line with three assets.
而现实中，代理证券的有效边界与市场的有效边界是不一致的。
In fact, the efficient boundary of proxy didn't correspond to the efficient boundary of market.
我想这些国家或多或少，都试着控制石油风险，但他们根本无法达到有效边界。
I think that these countries are somewhat trying to manage this oil risk but they can't yet get onto the frontier.
通过有效边界上的最优组合有效地控制和调整贷款组合的违约风险。
Optimal portfolio of efficient frontier controls and adjusts default risk of loan portfolio effectively.
本文首先通过实证研究给出了单期离散的TSF模型的有效边界和最优解。
The paper, first of all, studies the discrete Single-period TSF Model, and the efficient frontier and the optimal solution are given by evidence.
有些国家过于依赖石油了，所以他们真的需要-，他们真的应该好好算一算，有效边界。
Some of those countries are really reliant on oil,... so they really have to do — they really should do a calculation of efficient portfolio frontiers.
当你明确了这些参数后，就可以算出没有无风险资产情况下的，有效边界了。
Once you've got them together, then you can compute the efficient portfolio frontier without the riskless asset.
中国认为边界问题是历史遗留问题，拒绝承认麦克马洪线为两国的有效边界。
China regards the boundary issue as a legacy from history and refuses to recognise the McMahon Line as the effective boundary between the two countries.
其主要的解决方法是以盈余收益率的均值及其方差为研究对象，确定有效边界及最优资产配置结构。
The problem can be solved by focusing on the relationship of surplus return and surplus variance within the framework of surplus optimization.
那意味着你会最终会在这上面选一个点-，这条直线是与有效边界相切的，后者包含了所有的资产组合。
That means that you want to pick, ultimately, a point on this — this line is tangent to the efficient portfolio frontier with all the other assets in it.
本文首先借助企业边界概念，得出企业有效边界是“企业内部组织成本与市场交易成本相等”时的边界。
The paper firstly defines the firm's effective boundary when the organizing cost in the firm equals the transaction cost in the market according to the concept of the firm's boundary.
本研究通过引入单位风险的概念，并结合有效边界上的单位风险极小点，给出了各种情况下有风险投资和无风险投资的最优组合方案。
By introducing the concept of unit risk and combining the risk minimum point on optimum investment curve, the article offers the optimum combination plan under various circumstances.
这样做很有效，因为我不仅仅是在设定边界，而且在划分待办事项的优先级别，同时还在提醒自己先做完最重要的事。
This is effective, because not only am I setting boundaries, but also, prioritizing and making sure that tasks important to me always gets completed first.
然后他又计算出有效资产组合边界。
板球为了边界球的判罚设置了一个外场裁判，以确认击球手是否出局，接球是否真实有效。
Cricket keeps an off-field umpire for boundary calls, and to ascertain whether batsmen are run out, and if catches are real.
如前所述，被映射的内存的边界(最后一个有效地址)常被称为系统中断点或者当前中断点。
As mentioned above, the edge of mapped memory — last valid address — is often known as the system break or the current break.
跨组织边界的沟通没有在边界之内的那些有效。
Communications across an organization's boundaries is less efficient than those within its boundaries.
记住，lqd指令只能从16字节边界加载，所以它会在加载期间忽略最低有效的四位，而只会从内存加载已对齐的四字。
Remember, the LQD instruction only loads from 16-byte boundaries. It will therefore ignore the four least significant bits during the load, and just load an aligned quadword from memory.
希望不在组织边界之间(那里没有人有效，异乎寻常地负有责任)。
Hopefully not between the organizational boundaries (where no one is effectively, singularly responsible).
如果希望组件提供新的主要用途，请考虑这是否会创建新的信任边界和带来在组件外进行额外有效性检查的需求。
If a new primary use is anticipated for a component, consider whether this creates a new trust boundary and a need for additional validity checking outside the component.
通过这种方式，可以测试组件的所有功能、声明有效的行为、检验边界条件并确保适当地将组件降级。
This way, all the functionality of the component can be exercised, valid behavior asserted, boundary conditions explored, and graceful degrading ensured.
很容易看出，如果迷宫的边界上有一个入口和一个出口，那么这种算法总是有效的。
It's easy to see that this algorithm always works if the maze you're in has an entrance and an exit on its border.
虽然这是由专业和业务需求决定的，但是，如果我们仅考虑组织边界，则会错过各种有效的方法。
While this is dictated from professional and business needs, there are various avenues that are missed out when we consider only organizational boundaries.
这种技术完美地避免了只能假定一切正常的测试，或是没有对边界进行有效验证的情况。
This technique is perfect for avoiding tests that only assert sunny-day scenarios or don't effectively verify bounds.
通过考虑组件在应用程序结构内的主要使用情况，可以更为恰当地确定数据有效性检查的位置——例如，仅在受管理的信任边界进行检查。
Considering the primary USES of components within application structures leads to more appropriate placement of data validity checking — for example, only at managed trust boundaries.
同时，特殊的空间也有效地相互交织在一起，不仅模糊了分隔的边界，同时也模糊了人与人之间的距离。
Meanwhile, the spacial void and valid are interwoven together not only to blur the boundaries of segregation, but also to blur the distance between people.
同时，特殊的空间也有效地相互交织在一起，不仅模糊了分隔的边界，同时也模糊了人与人之间的距离。
Meanwhile, the spacial void and valid are interwoven together not only to blur the boundaries of segregation, but also to blur the distance between people.
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