Judul: Analysis of Perceived Ease of Use and Attitudes of  Paylater Users in Jabodetabek Based on Consumer Characteristics
Abstrak: Paylater merupakan salah satu tren financial technology yang menawarkan layanan pembayaran secara mencicil. Semakin bertambahnya pengguna paylater dan tawaran kemudahan membuat paylater disukai penggunanya. Tujuan penelitian ini yaitu untuk menganalisis hubungan dan pengaruh karakteristik konsumen dan persepsi kemudahan terhadap sikap pengguna paylater di Jabodetabek. Penelitian ini menggunakan pendekatan kuantitatif dengan desain cross sectional dan non probability sampling sebagai teknik penentuan contoh. Jumlah responden pada penelitian ini yaitu 278 orang yang merupakan pengguna paylater dengan domisili Jabodetabek dan berusia minimal 17 tahun. Pengolahan data dilakukan menggunakan Microsoft Excel, SPSS 26, dan SmartPLS. Responden penelitian ini didominasi oleh usia Generasi Z, berjenis kelamin perempuan, berstatus lajang, pelajar, dan berpendapatan kurang dari Rp2.000.000. Ditemukan bahwa jenis kelamin, pendidikan, status pernikahan, dan pendapatan berhubungan dengan persepsi kemudahan. Terdapat pengaruh positif signifikan pendapatan terhadap persepsi kemudahan dan kemudian persepsi kemudahan terhadap sikap., Paylater is one of the financial technology trends that offers payment services in installments. The increasing number of paylater users and the offer of convenience make paylater favored by its users. This study aims to analyze the relationship and influence of consumer characteristics and perceived ease of use (PEOU) on the attitudes of paylater users in Jabodetabek. This study uses a quantitative approach with a cross-sectional design and non-probability sampling as the sample determination technique. The total of respondents was 278 people who were paylater users that lived in Jabodetabek and at least 17 years old. Data processing was carried out using Microsoft Excel, SPSS 26, and SmartPLS. Respondents were dominated by Z Generation, female, single, student, and had an income of less than IDR2.000.000. It was found that sex, education, marital status, and income were correlated with PEOU. The PLS test shows that income is positively correlated to PEOU.
Keyword: attitude, consumer behavior, financial technology, paylater, perceived ease of use

Judul: Analysis of Need Recognition and Usage Behavior of Paylater in Jabodetabek
Abstrak: Paylater marak digunakan oleh masyarakat Indonesia, utamanya pada masyarakat di kawasan Jabodetabek. Banyaknya penggunaan paylater oleh masyarakat disebabkan karena adanya kemudahan dan manfaat yang ditawarkan kepada konsumen. Selain itu, pesatnya perkembangan teknologi dan tingginya biaya hidup di kawasan Jabodetabek juga seringkali membuat konsumen untuk melakukan transaksi menggunakan paylater. Tujuan dilakukan nya penelitian ini adalah untuk mengetahui pengaruh karakteristik demografi (usia, jenis kelamin, dan status perkawinan), sosial (tingkat pendidikan dan pekerjaan), dan ekonomi (pendapatan) terhadap pengenalan kebutuhan dan perilaku penggunaan paylater di Jabodetabek. Penelitian ini menggunakan metode kuantitatif dan desain penelitian cross-sectional study. Penarikan contoh pada penelitian ini menggunakan teknik non-probability sampling yaitu convenience sampling. Analisis data meliputi analisis deskriptif, uji korelasi, serta uji pengaruh yang dilakukan menggunakan Microsoft Excel 2021, IBM SPSS 26, dan SmartPLS. Jumlah contoh yang dianalisis pada penelitian ini berjumlah 278 responden yang pernah ataupun sedang menggunakan paylater sebagai metode pembayaran, berusia lebih dari 17 tahun, dan berdomisili di Jabodetabek. Kawasan Jabodetabek dipilih sebagai lokasi penelitian karena merupakan pusat kawasan ekonomi di Indonesia dan pusat perkembangan teknologi di Indonesia, sehingga masyarakat di Jabodetabek juga memiliki sikap yang baik dalam menerima perkembangan teknologi. Hasil penelitian menunjukkan bahwa jenis kelamin memiliki pengaruh terhadap pengenalan kebutuhan. Juga terdapat pengaruh antara tingkat pendidikan, pendapatan, dan pengenalan kebutuhan terhadap perilaku penggunaan paylater., Paylater is widely used by the Indonesian society, especially among the people in Jabodetabek area. The prevalence of paylater usage among the people is attributed by the convenience and benefits it offers to consumers. Additionally, the rapid advancement of technology and the high cost of living in the Jabodetabek area often prompt consumers to conduct transactions using paylater. The purpose of this research is to determine the influence of demographic characteristics (age, gender, and marital status), social factors (education level and occupation), and economic factors (income) on the need recognition and the usage behavior of paylater in Jabodetabek. This research utilizes a quantitative method, employing a cross-sectional study design. The sampling technique employed in this study is non-probability convenience sampling. Data analysis includes descriptive analysis, correlation tests, and effect tests conducted using Microsoft Excel 2021, IBM SPSS 26, and SmartPLS. The total number of respondents analyzed in this research is 278 individuals who have used or are currently using paylater as a payment method, are aged over 17 years old, and reside in Jabodetabek. The Jabodetabek area was chosen as the research location because it is the economic center of Indonesia and a hub for technological development, leading the people in Jabodetabek to have a positive attitude towards technological advancements. The research findings indicate an influence of gender on the need recognition. There is also an influence of education level, income, and need recognition on the usage behavior of paylater.
Keyword: paylater, Consumer characteristics, need recognition, Usage behavior, Financial Technology

Judul: Co-infection of Infectious Myonecrosis Virus (IMNV) and Vibrio harveyi in Pacific White Shrimp (Litopenaeus vannamei)
Abstrak: L. vannamei production in Indonesia was growing intensively. In 2006, IMN (infectious myonecrosis) disease was confirmed spread to Indonesia shrimp farm and declined shrimp production. The study was conducted to investigate effect of dose of V. harveyi on co-infection with IMNV in L. vannamei as well as development of viral infection. Shrimps juvenile were oral infected with IMNV infected shrimps 10 % feeding rate during 3 days and co-infected with 106, 107 and 108 cfu/ml V. harveyi. Mortality rate was 0 % in control and single infection of V. harveyi except 108 cfu/ml treatment. Mortality pattern demonstrated on co-infection was faster and higher than single IMNV infection in 14 days observation. The density of green colony Vibrio in hepatopancreas of co-infected shrimps collected in 2, 4, 6, 8 and 10 days post infection were higher than V. harveyi single infected (significantly in 10 days post infection). There were no difference of IMN disease development between co-infection and IMNV single infection. It was confirmed by visual gross sign appeared, tissue and lymphoid organ histophatology, organ abnormality, and PCR test. In conclusion, IMN disease caused higher and faster mortality on co-infection with V. harveyi, but not affect to IMN disease development.
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