English (United Kingdom)

https://curated-unify.zendy.io/wp-json/zendy-region/v1/featured_content/oa?rat=en

https://curated-unify.zendy.io/wp-json/zendy-region/v1/highlighted_journal/

Global: Zendy Plus annual

Presents the access of premium content as premium feature

Premium Content

Presents the keyphrase highlighting as premium feature

Keyphrase Highlighting

Presents the summarisation as premium feature

Summarisation

Insights

Presents the pdf analysis as premium feature

PDF Analysis

Presents the zaia usage as premium feature

ZAIA

Global: Zendy Tools annual

Global: Zendy Free Plan

Global: Zendy Tools monthly

Global: Zendy Plus monthly

In Goods' indifference curve, income expansion path represents optimized consumption bundle under different income level, the character of which under low income has research gaps. By econometric method of Chow test for predictive failure, consumption payouts of three need layers for four income grades in towns in Tibet are analyzed. Statistics description and econometric result indicate that under condition of low consumption expenditure per capita, goods belonging to lower need layer will be developed earlier than goods belonging to higher need layer for the former's higher priority. This result shows that under condition of low income, higher layer goods toward which income expansion path is curved may increase much more slowly than that of lower layer goods with rise of total payout.

An empirical test on character of indifference curve of cross-layer goods under condition of low income